Definition of perturbation in English:

perturbation

noun ˌpəːtəˈbeɪʃ(ə)nˌpərdərˈbeɪʃ(ə)n

1mass noun Anxiety; mental uneasiness.
不安，烦恼
she sensed her friend's perturbation
她感觉到她的朋友心绪不宁。
Example sentencesExamples
- If his character needed to express perturbation, Reagan furrowed his brow.
- You may not entirely sympathize with his auto-hypnotic perturbation of mind, but you certainly feel like you've been a little hypnotized yourself.
- The Dude looks up, one hand flicks his hair out of eyes in perturbation.
- It caused mass perturbation in Ireland and had the whole country in a flap when it was published - and no wonder.
- The British and American governments accepted the rejection of treaty revision without too much perturbation.
- The joy in anticipating the arrival of the child is often replaced with perturbation and anxiety.
- One who is not the source of annoyance to the world, one who never feels offended with the world, one who is free from both delight and anger, perturbation and fear, ‘that devotee is dear to Me’.
- Henry's reaction to her was exactly the same as my husband's to me, perturbation.
- His features went from a little annoyed at me, to shock, surprise, perturbation, and then something like a tightly constricted anger.
- After a warm reception from my inmate brethren, today, I found out that one yahoo can cause considerable perturbation.
- In disposition is that transitory melancholy which goes and comes upon every small occasion of sorrow, need, sickness, trouble, fear, grief, passion or perturbation of the mind.
- A bad argument is like a bad marriage, marked by rage, perturbation, bewilderment, and stubbornness.
- As a romantic, I prefer to think that the marriage was based on real love, even if there was some natural perturbation on Masako's side.
- I think a bit of perturbation is needed in the sport anyway.
- I read your article on the plans to charge ‘tourists’ an entry fee to visit the City Art Gallery with some perturbation.
Synonyms
terror, fright, fearfulness, horror, alarm, panic, agitation, trepidation, dread, consternation, dismay, distress
1. 1.1count noun A cause of anxiety or uneasiness.
  不安（或烦恼）的缘由
  Frank's atheism was more than a perturbation to Michael
  弗兰克的无神论使得迈克尔非常不安。
  Example sentencesExamples
  As someone who thought of anti-Americanism as a temporary perturbation, I do think he is massaging the evidence and overstating his thesis a bit.
  For all my perturbations it was nothing to worry about.
  The passivity of passions and the stirrings of perturbations may initially seem at odds with one another: the one at rest, the other in motion; the one inactive, the other driving.
  This 31-day period of perturbations probably has a great deal more to do with things that go bump in the night than many care to admit in front of their friends and family.
2A deviation of a system, moving object, or process from its regular or normal state or path, caused by an outside influence.
搅乱，紊乱，扰乱
these shifts and swings in wildlife populations are possibly related to climatic perturbations
Example sentencesExamples
- Such changes are presumably the result of perturbations in signalling and regulatory networks as a result of the presence of the introgressed alleles.
- Long-range perturbations due to DPH are hence not expected.
- However, due to the periodic perturbation, the pressure is not constant, and the state of the system is not well defined.
- This last method, restricted to the harmonic elasticity regime, does not require any external perturbations imposed on the system.
- Likewise, the Vietnam War and international trade are brought in to help explain perturbations in demographic processes that appear unexplained by relative cohort size and relative income.
- In an unstable system perturbations tend to grow.
- Due to the perturbation in local water structure, the amount of water released shows considerable variations along the recognition sequence.
- Sometimes a small perturbation of a system could cause it to switch from one pattern to another.
- It becomes apparent that these perturbations in the system beget a very different perception of one's body and of one's sense of pain and suffering.
- The conformation of the DNA molecule in solution is fluctuating constantly due to thermal perturbations.
- The numerical perturbation method uses a computer to numerically process perturbations.
- The neoclassical view starts from a paradigm of competitive equilibrium and considers shocks to the system and perturbations of cost and demand.
- The relaxation is probably dominated by the state with the fastest relaxation during the continuous perturbation process.
- Recovery from local perturbations was usually rapid due to immigration from surrounding populations.
- These data are consistent with the notion that the perturbation to the system due to the UV light pulse was minimal to the overall function of the mitochondria.
- Cancer, for instance, is to a large extent a perturbation of negative regulation.
- A central theme in the study of social systems is the perturbations caused by ‘newness.’
- The results of the perturbation process are shown in Table 1.
- Thus some environmental perturbations may be detected by components of the gastrovascular system, which may then integrate the environmental inputs and produce an altered pattern of system-level behavior.
- Because the perturbation occurs outside the protein-binding area the protein binding seems to be unaffected.
Synonyms
fluster, fuss, bustle, whirl, stir, ferment, hubbub, commotion, hustle, tumult
1. 2.1Astronomy A minor deviation in the course of a celestial body, caused by the attraction of a neighbouring body.
  〔天文〕摄动
  Example sentencesExamples
  These presumably cometary bodies, which reach several hundred kilometers in size, are vulnerable to severe perturbations by these planets.
  He also studied magnetic induction and the three body problem where he applied his work to the perturbations of Jupiter and Saturn.
  Gravity working over billions of years would have magnified these perturbations into the universe we observe today.
  The claimed discoveries were to the southwest of the Sun, whereas any body causing the charted perturbations of Mercury would need to have been to the east.
  Alternative cosmologies try to account for these perturbations in different ways.

Origin

Late Middle English: from Latin perturbatio(n-), from the verb perturbare 'disturb greatly' (see perturb).

Definition of perturbation in US English:

perturbation

nounˌpərdərˈbeɪʃ(ə)nˌpərdərˈbāSH(ə)n

1Anxiety; mental uneasiness.
不安，烦恼
she sensed her friend's perturbation
她感觉到她的朋友心绪不宁。
Example sentencesExamples
- After a warm reception from my inmate brethren, today, I found out that one yahoo can cause considerable perturbation.
- The Dude looks up, one hand flicks his hair out of eyes in perturbation.
- The British and American governments accepted the rejection of treaty revision without too much perturbation.
- You may not entirely sympathize with his auto-hypnotic perturbation of mind, but you certainly feel like you've been a little hypnotized yourself.
- In disposition is that transitory melancholy which goes and comes upon every small occasion of sorrow, need, sickness, trouble, fear, grief, passion or perturbation of the mind.
- It caused mass perturbation in Ireland and had the whole country in a flap when it was published - and no wonder.
- A bad argument is like a bad marriage, marked by rage, perturbation, bewilderment, and stubbornness.
- His features went from a little annoyed at me, to shock, surprise, perturbation, and then something like a tightly constricted anger.
- One who is not the source of annoyance to the world, one who never feels offended with the world, one who is free from both delight and anger, perturbation and fear, ‘that devotee is dear to Me’.
- The joy in anticipating the arrival of the child is often replaced with perturbation and anxiety.
- If his character needed to express perturbation, Reagan furrowed his brow.
- I read your article on the plans to charge ‘tourists’ an entry fee to visit the City Art Gallery with some perturbation.
- I think a bit of perturbation is needed in the sport anyway.
- Henry's reaction to her was exactly the same as my husband's to me, perturbation.
- As a romantic, I prefer to think that the marriage was based on real love, even if there was some natural perturbation on Masako's side.
Synonyms
terror, fright, fearfulness, horror, alarm, panic, agitation, trepidation, dread, consternation, dismay, distress
1. 1.1 A cause of anxiety or uneasiness.
  不安（或烦恼）的缘由
  Frank's atheism was more than a perturbation to Michael
  弗兰克的无神论使得迈克尔非常不安。
  Example sentencesExamples
  For all my perturbations it was nothing to worry about.
  The passivity of passions and the stirrings of perturbations may initially seem at odds with one another: the one at rest, the other in motion; the one inactive, the other driving.
  As someone who thought of anti-Americanism as a temporary perturbation, I do think he is massaging the evidence and overstating his thesis a bit.
  This 31-day period of perturbations probably has a great deal more to do with things that go bump in the night than many care to admit in front of their friends and family.
2A deviation of a system, moving object, or process from its regular or normal state or path, caused by an outside influence.
搅乱，紊乱，扰乱
some minor perturbation in his house's cash flow
他家中资金流动的某种小混乱。
Example sentencesExamples
- Sometimes a small perturbation of a system could cause it to switch from one pattern to another.
- However, due to the periodic perturbation, the pressure is not constant, and the state of the system is not well defined.
- In an unstable system perturbations tend to grow.
- It becomes apparent that these perturbations in the system beget a very different perception of one's body and of one's sense of pain and suffering.
- Long-range perturbations due to DPH are hence not expected.
- Due to the perturbation in local water structure, the amount of water released shows considerable variations along the recognition sequence.
- Cancer, for instance, is to a large extent a perturbation of negative regulation.
- Because the perturbation occurs outside the protein-binding area the protein binding seems to be unaffected.
- The neoclassical view starts from a paradigm of competitive equilibrium and considers shocks to the system and perturbations of cost and demand.
- Recovery from local perturbations was usually rapid due to immigration from surrounding populations.
- Likewise, the Vietnam War and international trade are brought in to help explain perturbations in demographic processes that appear unexplained by relative cohort size and relative income.
- These data are consistent with the notion that the perturbation to the system due to the UV light pulse was minimal to the overall function of the mitochondria.
- The relaxation is probably dominated by the state with the fastest relaxation during the continuous perturbation process.
- The conformation of the DNA molecule in solution is fluctuating constantly due to thermal perturbations.
- Thus some environmental perturbations may be detected by components of the gastrovascular system, which may then integrate the environmental inputs and produce an altered pattern of system-level behavior.
- The results of the perturbation process are shown in Table 1.
- Such changes are presumably the result of perturbations in signalling and regulatory networks as a result of the presence of the introgressed alleles.
- A central theme in the study of social systems is the perturbations caused by ‘newness.’
- The numerical perturbation method uses a computer to numerically process perturbations.
- This last method, restricted to the harmonic elasticity regime, does not require any external perturbations imposed on the system.
Synonyms
fluster, fuss, bustle, whirl, stir, ferment, hubbub, commotion, hustle, tumult
1. 2.1Astronomy A minor deviation in the course of a celestial body, caused by the gravitational attraction of a neighboring body.
  〔天文〕摄动
  Example sentencesExamples
  These presumably cometary bodies, which reach several hundred kilometers in size, are vulnerable to severe perturbations by these planets.
  Gravity working over billions of years would have magnified these perturbations into the universe we observe today.
  The claimed discoveries were to the southwest of the Sun, whereas any body causing the charted perturbations of Mercury would need to have been to the east.
  Alternative cosmologies try to account for these perturbations in different ways.
  He also studied magnetic induction and the three body problem where he applied his work to the perturbations of Jupiter and Saturn.

Origin

Late Middle English: from Latin perturbatio(n-), from the verb perturbare ‘disturb greatly’ (see perturb).

词汇	perturbation
释义	Definition of perturbation in English: perturbation noun ˌpəːtəˈbeɪʃ(ə)nˌpərdərˈbeɪʃ(ə)n 1mass noun Anxiety; mental uneasiness. 不安，烦恼 she sensed her friend's perturbation 她感觉到她的朋友心绪不宁。 Example sentencesExamples If his character needed to express perturbation, Reagan furrowed his brow. You may not entirely sympathize with his auto-hypnotic perturbation of mind, but you certainly feel like you've been a little hypnotized yourself. The Dude looks up, one hand flicks his hair out of eyes in perturbation. It caused mass perturbation in Ireland and had the whole country in a flap when it was published - and no wonder. The British and American governments accepted the rejection of treaty revision without too much perturbation. The joy in anticipating the arrival of the child is often replaced with perturbation and anxiety. One who is not the source of annoyance to the world, one who never feels offended with the world, one who is free from both delight and anger, perturbation and fear, ‘that devotee is dear to Me’. Henry's reaction to her was exactly the same as my husband's to me, perturbation. His features went from a little annoyed at me, to shock, surprise, perturbation, and then something like a tightly constricted anger. After a warm reception from my inmate brethren, today, I found out that one yahoo can cause considerable perturbation. In disposition is that transitory melancholy which goes and comes upon every small occasion of sorrow, need, sickness, trouble, fear, grief, passion or perturbation of the mind. A bad argument is like a bad marriage, marked by rage, perturbation, bewilderment, and stubbornness. As a romantic, I prefer to think that the marriage was based on real love, even if there was some natural perturbation on Masako's side. I think a bit of perturbation is needed in the sport anyway. I read your article on the plans to charge ‘tourists’ an entry fee to visit the City Art Gallery with some perturbation. Synonyms terror, fright, fearfulness, horror, alarm, panic, agitation, trepidation, dread, consternation, dismay, distress 1.1count noun A cause of anxiety or uneasiness. 不安（或烦恼）的缘由 Frank's atheism was more than a perturbation to Michael 弗兰克的无神论使得迈克尔非常不安。 Example sentencesExamples As someone who thought of anti-Americanism as a temporary perturbation, I do think he is massaging the evidence and overstating his thesis a bit. For all my perturbations it was nothing to worry about. The passivity of passions and the stirrings of perturbations may initially seem at odds with one another: the one at rest, the other in motion; the one inactive, the other driving. This 31-day period of perturbations probably has a great deal more to do with things that go bump in the night than many care to admit in front of their friends and family. 2A deviation of a system, moving object, or process from its regular or normal state or path, caused by an outside influence. 搅乱，紊乱，扰乱 these shifts and swings in wildlife populations are possibly related to climatic perturbations Example sentencesExamples Such changes are presumably the result of perturbations in signalling and regulatory networks as a result of the presence of the introgressed alleles. Long-range perturbations due to DPH are hence not expected. However, due to the periodic perturbation, the pressure is not constant, and the state of the system is not well defined. This last method, restricted to the harmonic elasticity regime, does not require any external perturbations imposed on the system. Likewise, the Vietnam War and international trade are brought in to help explain perturbations in demographic processes that appear unexplained by relative cohort size and relative income. In an unstable system perturbations tend to grow. Due to the perturbation in local water structure, the amount of water released shows considerable variations along the recognition sequence. Sometimes a small perturbation of a system could cause it to switch from one pattern to another. It becomes apparent that these perturbations in the system beget a very different perception of one's body and of one's sense of pain and suffering. The conformation of the DNA molecule in solution is fluctuating constantly due to thermal perturbations. The numerical perturbation method uses a computer to numerically process perturbations. The neoclassical view starts from a paradigm of competitive equilibrium and considers shocks to the system and perturbations of cost and demand. The relaxation is probably dominated by the state with the fastest relaxation during the continuous perturbation process. Recovery from local perturbations was usually rapid due to immigration from surrounding populations. These data are consistent with the notion that the perturbation to the system due to the UV light pulse was minimal to the overall function of the mitochondria. Cancer, for instance, is to a large extent a perturbation of negative regulation. A central theme in the study of social systems is the perturbations caused by ‘newness.’ The results of the perturbation process are shown in Table 1. Thus some environmental perturbations may be detected by components of the gastrovascular system, which may then integrate the environmental inputs and produce an altered pattern of system-level behavior. Because the perturbation occurs outside the protein-binding area the protein binding seems to be unaffected. Synonyms fluster, fuss, bustle, whirl, stir, ferment, hubbub, commotion, hustle, tumult 2.1Astronomy A minor deviation in the course of a celestial body, caused by the attraction of a neighbouring body. 〔天文〕摄动 Example sentencesExamples These presumably cometary bodies, which reach several hundred kilometers in size, are vulnerable to severe perturbations by these planets. He also studied magnetic induction and the three body problem where he applied his work to the perturbations of Jupiter and Saturn. Gravity working over billions of years would have magnified these perturbations into the universe we observe today. The claimed discoveries were to the southwest of the Sun, whereas any body causing the charted perturbations of Mercury would need to have been to the east. Alternative cosmologies try to account for these perturbations in different ways. Origin Late Middle English: from Latin perturbatio(n-), from the verb perturbare 'disturb greatly' (see perturb). Definition of perturbation in US English: perturbation nounˌpərdərˈbeɪʃ(ə)nˌpərdərˈbāSH(ə)n 1Anxiety; mental uneasiness. 不安，烦恼 she sensed her friend's perturbation 她感觉到她的朋友心绪不宁。 Example sentencesExamples After a warm reception from my inmate brethren, today, I found out that one yahoo can cause considerable perturbation. The Dude looks up, one hand flicks his hair out of eyes in perturbation. The British and American governments accepted the rejection of treaty revision without too much perturbation. You may not entirely sympathize with his auto-hypnotic perturbation of mind, but you certainly feel like you've been a little hypnotized yourself. In disposition is that transitory melancholy which goes and comes upon every small occasion of sorrow, need, sickness, trouble, fear, grief, passion or perturbation of the mind. It caused mass perturbation in Ireland and had the whole country in a flap when it was published - and no wonder. A bad argument is like a bad marriage, marked by rage, perturbation, bewilderment, and stubbornness. His features went from a little annoyed at me, to shock, surprise, perturbation, and then something like a tightly constricted anger. One who is not the source of annoyance to the world, one who never feels offended with the world, one who is free from both delight and anger, perturbation and fear, ‘that devotee is dear to Me’. The joy in anticipating the arrival of the child is often replaced with perturbation and anxiety. If his character needed to express perturbation, Reagan furrowed his brow. I read your article on the plans to charge ‘tourists’ an entry fee to visit the City Art Gallery with some perturbation. I think a bit of perturbation is needed in the sport anyway. Henry's reaction to her was exactly the same as my husband's to me, perturbation. As a romantic, I prefer to think that the marriage was based on real love, even if there was some natural perturbation on Masako's side. Synonyms terror, fright, fearfulness, horror, alarm, panic, agitation, trepidation, dread, consternation, dismay, distress 1.1 A cause of anxiety or uneasiness. 不安（或烦恼）的缘由 Frank's atheism was more than a perturbation to Michael 弗兰克的无神论使得迈克尔非常不安。 Example sentencesExamples For all my perturbations it was nothing to worry about. The passivity of passions and the stirrings of perturbations may initially seem at odds with one another: the one at rest, the other in motion; the one inactive, the other driving. As someone who thought of anti-Americanism as a temporary perturbation, I do think he is massaging the evidence and overstating his thesis a bit. This 31-day period of perturbations probably has a great deal more to do with things that go bump in the night than many care to admit in front of their friends and family. 2A deviation of a system, moving object, or process from its regular or normal state or path, caused by an outside influence. 搅乱，紊乱，扰乱 some minor perturbation in his house's cash flow 他家中资金流动的某种小混乱。 Example sentencesExamples Sometimes a small perturbation of a system could cause it to switch from one pattern to another. However, due to the periodic perturbation, the pressure is not constant, and the state of the system is not well defined. In an unstable system perturbations tend to grow. It becomes apparent that these perturbations in the system beget a very different perception of one's body and of one's sense of pain and suffering. Long-range perturbations due to DPH are hence not expected. Due to the perturbation in local water structure, the amount of water released shows considerable variations along the recognition sequence. Cancer, for instance, is to a large extent a perturbation of negative regulation. Because the perturbation occurs outside the protein-binding area the protein binding seems to be unaffected. The neoclassical view starts from a paradigm of competitive equilibrium and considers shocks to the system and perturbations of cost and demand. Recovery from local perturbations was usually rapid due to immigration from surrounding populations. Likewise, the Vietnam War and international trade are brought in to help explain perturbations in demographic processes that appear unexplained by relative cohort size and relative income. These data are consistent with the notion that the perturbation to the system due to the UV light pulse was minimal to the overall function of the mitochondria. The relaxation is probably dominated by the state with the fastest relaxation during the continuous perturbation process. The conformation of the DNA molecule in solution is fluctuating constantly due to thermal perturbations. Thus some environmental perturbations may be detected by components of the gastrovascular system, which may then integrate the environmental inputs and produce an altered pattern of system-level behavior. The results of the perturbation process are shown in Table 1. Such changes are presumably the result of perturbations in signalling and regulatory networks as a result of the presence of the introgressed alleles. A central theme in the study of social systems is the perturbations caused by ‘newness.’ The numerical perturbation method uses a computer to numerically process perturbations. This last method, restricted to the harmonic elasticity regime, does not require any external perturbations imposed on the system. Synonyms fluster, fuss, bustle, whirl, stir, ferment, hubbub, commotion, hustle, tumult 2.1Astronomy A minor deviation in the course of a celestial body, caused by the gravitational attraction of a neighboring body. 〔天文〕摄动 Example sentencesExamples These presumably cometary bodies, which reach several hundred kilometers in size, are vulnerable to severe perturbations by these planets. Gravity working over billions of years would have magnified these perturbations into the universe we observe today. The claimed discoveries were to the southwest of the Sun, whereas any body causing the charted perturbations of Mercury would need to have been to the east. Alternative cosmologies try to account for these perturbations in different ways. He also studied magnetic induction and the three body problem where he applied his work to the perturbations of Jupiter and Saturn. Origin Late Middle English: from Latin perturbatio(n-), from the verb perturbare ‘disturb greatly’ (see perturb).
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