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单词 evection
释义

Definition of evection in English:

evection

noun ɪˈvɛkʃ(ə)nəˈvɛkʃ(ə)n
mass nounAstronomy
  • Regular variation in the eccentricity of the moon's orbit around the earth, caused mainly by the sun's attraction.

Origin

Mid 17th century (in the sense 'elevation, exaltation'): from Latin evectio(n-), from evehere 'carry out or up', from e- (variant of ex-) 'out' + vehere 'carry'.

 
 

Definition of evection in US English:

evection

nounəˈvɛkʃ(ə)nəˈvekSH(ə)n
Astronomy
  • Regular variation in the eccentricity of the moon's orbit around the earth, caused mainly by the sun's attraction.

Origin

Mid 17th century (in the sense ‘elevation, exaltation’): from Latin evectio(n-), from evehere ‘carry out or up’, from e- (variant of ex-) ‘out’ + vehere ‘carry’.

 
 
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更新时间:2024/11/11 8:19:41