Definition of tautology in English:

tautology

nounPlural tautologies tɔːˈtɒlədʒitɔˈtɑlədʒi

mass noun

1The saying of the same thing twice over in different words, generally considered to be a fault of style (e.g. they arrived one after the other in succession).
冗词
Example sentencesExamples
- It is conceivable that the key to truth lies in tautology and redundancy.
- The footpath outside the front of our house is flanked on both sides (is that tautology?) with low bushes.
- Julian concurred that evenings set aside for communication with ‘dead angels’ (I'm sure there's some tautology in there) were right up his street and he couldn't believe he'd missed it.
- But really, spinning out some kind of clever model to illustrate that idea is unnecessary tautology: I can say it in just a few simple words.
- Redundancy and tautology are undesirable, and a sign of less than careful writing.
Synonyms
repetition, repetitiveness, repetitiousness, reiteration, redundancy, superfluity, periphrasis, iteration, duplication
wordiness, long-windedness, prolixity, verbiage, verbosity
rare pleonasm, perissology
1. 1.1count noun A phrase or expression in which the same thing is said twice in different words.
  同义反复的话语
  Example sentencesExamples
  Note the tautology in the first sentence, the feeble attempt at punnery.
  But then, Coward himself was less refined than he thought: ‘The general consensus of opinion,’ he has Hugo say, two tautologies in a mere five words.
  Incidentally, white jasmine is a tautology in the Indian context.
  I'm not saying he is a sloppy reviewer, because the phrase ‘sloppy reviewer’ is a tautology when it comes to the press.
2. 1.2Logic A statement that is true by necessity or by virtue of its logical form.
  〔逻〕重言式
  Example sentencesExamples
  Some authors treated the quantity theory as a matter of causal relation and explanation, often differing as to the content and direction of explanation, whereas others saw it as a truism, identity or tautology.
  This coinage has often provoked the accusation that nothing is really being asserted in the argument for natural selection: since fitness can only be defined by survival the phrase is a tautology.
  The past, in effect, is a tautology; it is true by virtue of its logical form alone.
  Tautologies are statements true by definition and so are quite incapable of empirical refutation or prediction (insofar as a prediction in science must be empirically falsifiable).
  It doesn't affect the validity of the statement, so you can include it without destroying your tautology.

Derivatives

tautological

adjective tɔːtəˈlɒdʒɪk(ə)lˌtɔdlˈɑdʒək(ə)l

As I will argue, however, the text does present the possibility of a woman stealing what is already in her possession through its account of the tautological crime.
Example sentencesExamples
- The camp provided the Germans tautological proof of the necessity of imprisoning Untermenschen: the disgusting state of the Haftlinge of Auschwitz demonstrated their inferiority and justified their murder.
- Those who view the question as ultimately tautological, and therefore futile, have a strong case to make; but that is not the same thing as saying the question is without use.
- The answer given by the Councilors is tautological: they are the lawful authority because the law has defined them as such.
- What may seem tautological - happiness being happiness - epitomizes Traheme's use of perspectival language: to attempt to move from the subjective and to the objective.

tautologically

adverb tɔːtəˈlɒdʒɪk(ə)liˌtɔdlˈɑdʒək(ə)li

The assertion ‘I have direct experience of God’ includes the assertion ‘God exists’ thus, the conclusion ‘therefore, God exists’ follows tautologically.
Example sentencesExamples
- This competition produces what is often tautologically described as survival of the fittest - an unfortunate term, for the only test of ‘fitness’ is survival power.
- It's usually assumed that beauty is, almost tautologically, an ‘aesthetic’ category, which puts it, according to many, on a collision course with the ethical.
- Although The Swan bills itself tautologically as ‘the most unique competition ever’, there's nothing special or shocking about full-body liposuction and total facial reconstruction any more.
- Or is knowledge, tautologically, simply what the leading professors in each field declare it to be?

tautologist

noun

Photography is not necessarily photography and only tautologists would disagree with this.
Example sentencesExamples
- As a meal for the mind, this great tautologist serves us here a communion wafer - thin and without body.
- The great tautologists, creation scientists, persist in wilfully confusing fact with theory.
- A sports commentator and noted tautologist once spoke of a player making ‘forward progress’.
- The tautologists explore the implications of tautological statements, which they claim contain pure truth.

tautologize

verb tɔːˈtɒlədʒʌɪztɔˈtɑləˌdʒaɪz

[no object]

Say something tautological; utter a tautology.
Instead of resuming, the next sentence retraces, kneads, worries, tautologizes the foregoing.
Example sentencesExamples
- As for other testing steps, they are the same as those described above and are not tautologized again.
- You ignored my reply and chose merely to tautologize your own application of the husband and wife example.

tautologous

adjective tɔːˈtɒləɡəs

These terms, as pointed out in other parts of this book, are ambiguous, open-ended, and often tautologous.
Example sentencesExamples
- Used in the objective sense of breach of obligation, however, ‘fault’ is simply tautologous, unless the particular obligation itself incorporates subjective elements.
- The word ‘until’ does in my view have as its normal English meaning a meaning which is sometimes encapsulated in the rather tautologous phrase ‘unless and until’.
- For many people, however, especially in England, the usage is tautologous.
- The adjectives ‘typical’ and ‘real’ make the term ‘local derby’ seem for a moment less tautologous.

Origin

Mid 16th century: via late Latin from Greek, from tautologos 'repeating what has been said', from tauto- 'same' + -logos (see -logy).

Definition of tautology in US English:

tautology

nountôˈtäləjētɔˈtɑlədʒi

1The saying of the same thing twice in different words, generally considered to be a fault of style (e.g., they arrived one after the other in succession).
冗词
Example sentencesExamples
- Julian concurred that evenings set aside for communication with ‘dead angels’ (I'm sure there's some tautology in there) were right up his street and he couldn't believe he'd missed it.
- Redundancy and tautology are undesirable, and a sign of less than careful writing.
- The footpath outside the front of our house is flanked on both sides (is that tautology?) with low bushes.
- It is conceivable that the key to truth lies in tautology and redundancy.
- But really, spinning out some kind of clever model to illustrate that idea is unnecessary tautology: I can say it in just a few simple words.
Synonyms
repetition, repetitiveness, repetitiousness, reiteration, redundancy, superfluity, periphrasis, iteration, duplication
1. 1.1 A phrase or expression in which the same thing is said twice in different words.
  同义反复的话语
  Example sentencesExamples
  Incidentally, white jasmine is a tautology in the Indian context.
  But then, Coward himself was less refined than he thought: ‘The general consensus of opinion,’ he has Hugo say, two tautologies in a mere five words.
  Note the tautology in the first sentence, the feeble attempt at punnery.
  I'm not saying he is a sloppy reviewer, because the phrase ‘sloppy reviewer’ is a tautology when it comes to the press.
2. 1.2Logic A statement that is true by necessity or by virtue of its logical form.
  〔逻〕重言式
  Example sentencesExamples
  Some authors treated the quantity theory as a matter of causal relation and explanation, often differing as to the content and direction of explanation, whereas others saw it as a truism, identity or tautology.
  Tautologies are statements true by definition and so are quite incapable of empirical refutation or prediction (insofar as a prediction in science must be empirically falsifiable).
  The past, in effect, is a tautology; it is true by virtue of its logical form alone.
  It doesn't affect the validity of the statement, so you can include it without destroying your tautology.
  This coinage has often provoked the accusation that nothing is really being asserted in the argument for natural selection: since fitness can only be defined by survival the phrase is a tautology.

Origin

Mid 16th century: via late Latin from Greek, from tautologos ‘repeating what has been said’, from tauto- ‘same’ + -logos (see -logy).

词汇	tautology
释义	Definition of tautology in English: tautology nounPlural tautologies tɔːˈtɒlədʒitɔˈtɑlədʒi mass noun 1The saying of the same thing twice over in different words, generally considered to be a fault of style (e.g. they arrived one after the other in succession). 冗词 Example sentencesExamples It is conceivable that the key to truth lies in tautology and redundancy. The footpath outside the front of our house is flanked on both sides (is that tautology?) with low bushes. Julian concurred that evenings set aside for communication with ‘dead angels’ (I'm sure there's some tautology in there) were right up his street and he couldn't believe he'd missed it. But really, spinning out some kind of clever model to illustrate that idea is unnecessary tautology: I can say it in just a few simple words. Redundancy and tautology are undesirable, and a sign of less than careful writing. Synonyms repetition, repetitiveness, repetitiousness, reiteration, redundancy, superfluity, periphrasis, iteration, duplication wordiness, long-windedness, prolixity, verbiage, verbosity rare pleonasm, perissology 1.1count noun A phrase or expression in which the same thing is said twice in different words. 同义反复的话语 Example sentencesExamples Note the tautology in the first sentence, the feeble attempt at punnery. But then, Coward himself was less refined than he thought: ‘The general consensus of opinion,’ he has Hugo say, two tautologies in a mere five words. Incidentally, white jasmine is a tautology in the Indian context. I'm not saying he is a sloppy reviewer, because the phrase ‘sloppy reviewer’ is a tautology when it comes to the press. 1.2Logic A statement that is true by necessity or by virtue of its logical form. 〔逻〕重言式 Example sentencesExamples Some authors treated the quantity theory as a matter of causal relation and explanation, often differing as to the content and direction of explanation, whereas others saw it as a truism, identity or tautology. This coinage has often provoked the accusation that nothing is really being asserted in the argument for natural selection: since fitness can only be defined by survival the phrase is a tautology. The past, in effect, is a tautology; it is true by virtue of its logical form alone. Tautologies are statements true by definition and so are quite incapable of empirical refutation or prediction (insofar as a prediction in science must be empirically falsifiable). It doesn't affect the validity of the statement, so you can include it without destroying your tautology. Derivatives tautological adjective tɔːtəˈlɒdʒɪk(ə)lˌtɔdlˈɑdʒək(ə)l As I will argue, however, the text does present the possibility of a woman stealing what is already in her possession through its account of the tautological crime. Example sentencesExamples The camp provided the Germans tautological proof of the necessity of imprisoning Untermenschen: the disgusting state of the Haftlinge of Auschwitz demonstrated their inferiority and justified their murder. Those who view the question as ultimately tautological, and therefore futile, have a strong case to make; but that is not the same thing as saying the question is without use. The answer given by the Councilors is tautological: they are the lawful authority because the law has defined them as such. What may seem tautological - happiness being happiness - epitomizes Traheme's use of perspectival language: to attempt to move from the subjective and to the objective. tautologically adverb tɔːtəˈlɒdʒɪk(ə)liˌtɔdlˈɑdʒək(ə)li The assertion ‘I have direct experience of God’ includes the assertion ‘God exists’ thus, the conclusion ‘therefore, God exists’ follows tautologically. Example sentencesExamples This competition produces what is often tautologically described as survival of the fittest - an unfortunate term, for the only test of ‘fitness’ is survival power. It's usually assumed that beauty is, almost tautologically, an ‘aesthetic’ category, which puts it, according to many, on a collision course with the ethical. Although The Swan bills itself tautologically as ‘the most unique competition ever’, there's nothing special or shocking about full-body liposuction and total facial reconstruction any more. Or is knowledge, tautologically, simply what the leading professors in each field declare it to be? tautologist noun Photography is not necessarily photography and only tautologists would disagree with this. Example sentencesExamples As a meal for the mind, this great tautologist serves us here a communion wafer - thin and without body. The great tautologists, creation scientists, persist in wilfully confusing fact with theory. A sports commentator and noted tautologist once spoke of a player making ‘forward progress’. The tautologists explore the implications of tautological statements, which they claim contain pure truth. tautologize verb tɔːˈtɒlədʒʌɪztɔˈtɑləˌdʒaɪz [no object] Say something tautological; utter a tautology. Instead of resuming, the next sentence retraces, kneads, worries, tautologizes the foregoing. Example sentencesExamples As for other testing steps, they are the same as those described above and are not tautologized again. You ignored my reply and chose merely to tautologize your own application of the husband and wife example. tautologous adjective tɔːˈtɒləɡəs These terms, as pointed out in other parts of this book, are ambiguous, open-ended, and often tautologous. Example sentencesExamples Used in the objective sense of breach of obligation, however, ‘fault’ is simply tautologous, unless the particular obligation itself incorporates subjective elements. The word ‘until’ does in my view have as its normal English meaning a meaning which is sometimes encapsulated in the rather tautologous phrase ‘unless and until’. For many people, however, especially in England, the usage is tautologous. The adjectives ‘typical’ and ‘real’ make the term ‘local derby’ seem for a moment less tautologous. Origin Mid 16th century: via late Latin from Greek, from tautologos 'repeating what has been said', from tauto- 'same' + -logos (see -logy). Definition of tautology in US English: tautology nountôˈtäləjētɔˈtɑlədʒi 1The saying of the same thing twice in different words, generally considered to be a fault of style (e.g., they arrived one after the other in succession). 冗词 Example sentencesExamples Julian concurred that evenings set aside for communication with ‘dead angels’ (I'm sure there's some tautology in there) were right up his street and he couldn't believe he'd missed it. Redundancy and tautology are undesirable, and a sign of less than careful writing. The footpath outside the front of our house is flanked on both sides (is that tautology?) with low bushes. It is conceivable that the key to truth lies in tautology and redundancy. But really, spinning out some kind of clever model to illustrate that idea is unnecessary tautology: I can say it in just a few simple words. Synonyms repetition, repetitiveness, repetitiousness, reiteration, redundancy, superfluity, periphrasis, iteration, duplication 1.1 A phrase or expression in which the same thing is said twice in different words. 同义反复的话语 Example sentencesExamples Incidentally, white jasmine is a tautology in the Indian context. But then, Coward himself was less refined than he thought: ‘The general consensus of opinion,’ he has Hugo say, two tautologies in a mere five words. Note the tautology in the first sentence, the feeble attempt at punnery. I'm not saying he is a sloppy reviewer, because the phrase ‘sloppy reviewer’ is a tautology when it comes to the press. 1.2Logic A statement that is true by necessity or by virtue of its logical form. 〔逻〕重言式 Example sentencesExamples Some authors treated the quantity theory as a matter of causal relation and explanation, often differing as to the content and direction of explanation, whereas others saw it as a truism, identity or tautology. Tautologies are statements true by definition and so are quite incapable of empirical refutation or prediction (insofar as a prediction in science must be empirically falsifiable). The past, in effect, is a tautology; it is true by virtue of its logical form alone. It doesn't affect the validity of the statement, so you can include it without destroying your tautology. This coinage has often provoked the accusation that nothing is really being asserted in the argument for natural selection: since fitness can only be defined by survival the phrase is a tautology. Origin Mid 16th century: via late Latin from Greek, from tautologos ‘repeating what has been said’, from tauto- ‘same’ + -logos (see -logy).
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