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词汇 deglaciation
释义

Definition of deglaciation in English:

deglaciation

noun ˌdiːɡleɪsɪˈeɪʃ(ə)n-ˌɡlāsē-
mass nounGeology
  • 1The disappearance of ice from a previously glaciated region.

    〔地质〕冰川退缩

    in the polar regions deglaciation has accompanied a slow, unsteady warming
    Example sentencesExamples
    • ‘It is still likely that a major deglaciation of the ice sheet will take centuries to millenniums to occur,’ he said.
    • The effects of deglaciation on tropical regions are not fully understood, but ambient temperatures at equatorial latitudes were cooler by approximately 5C during the last glacial maximum.
    • The major conclusions from these studies are that the most recent ice age lasted about 100,000 years and consisted of gradual cooling and glaciation followed by rapid deglaciation.
    • Glaciation and deglaciation of the continents are important mechanisms for changing the volume of water in ocean basins.
    • Then the amount of snowfall tapers off during the next 200 years of deglaciation.
    • This might be the result of genetically different populations or the populations that have emerged from different geohistorical periods depending on deglaciation processes.
    1. 1.1count noun A period of geological time during which deglaciation takes place.
      冰川退缩时期
      the last deglaciation

      上一个冰川退缩时期。

      Example sentencesExamples
      • I know it's not as well understood - but what is the approximate time frame over which carbon dioxide values returned to normal after the catastrophic deglaciations in the late Precambrian?
      • The difference between plant response to the Paelocene-Eocene warming and to the last deglaciation suggests that vegetation can't always respond quickly.
      • The Younger Dryas Event is a climate reversal preceded and followed by abrupt warming during the deglaciation period about 11,000 years BP, according to the conventional chronology.

Definition of deglaciation in US English:

deglaciation

noun-ˌɡlāsē-
Geology
  • 1The disappearance of ice from a previously glaciated region.

    〔地质〕冰川退缩

    Example sentencesExamples
    • ‘It is still likely that a major deglaciation of the ice sheet will take centuries to millenniums to occur,’ he said.
    • The major conclusions from these studies are that the most recent ice age lasted about 100,000 years and consisted of gradual cooling and glaciation followed by rapid deglaciation.
    • This might be the result of genetically different populations or the populations that have emerged from different geohistorical periods depending on deglaciation processes.
    • Then the amount of snowfall tapers off during the next 200 years of deglaciation.
    • The effects of deglaciation on tropical regions are not fully understood, but ambient temperatures at equatorial latitudes were cooler by approximately 5C during the last glacial maximum.
    • Glaciation and deglaciation of the continents are important mechanisms for changing the volume of water in ocean basins.
    1. 1.1 A period of geological time during which deglaciation takes place.
      冰川退缩时期
      the last deglaciation

      上一个冰川退缩时期。

      Example sentencesExamples
      • I know it's not as well understood - but what is the approximate time frame over which carbon dioxide values returned to normal after the catastrophic deglaciations in the late Precambrian?
      • The Younger Dryas Event is a climate reversal preceded and followed by abrupt warming during the deglaciation period about 11,000 years BP, according to the conventional chronology.
      • The difference between plant response to the Paelocene-Eocene warming and to the last deglaciation suggests that vegetation can't always respond quickly.
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