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单词 semidiameter
释义

Definition of semidiameter in English:

semidiameter

nounˌsɛmɪdʌɪˈamɪtəˌsemēdīˈamitər
Geometry
  • Half of a diameter.

    Example sentencesExamples
    • The moon will, at the full, be totally eclipsed, if its latitude is less than the difference between its own semidiameter, and that of the earth's shadow.
    • By the semidiameter of a celestial object, is meant the angle which the radius of its apparent circular disc subtends at the eye of the observer.
 
 

Definition of semidiameter in US English:

semidiameter

nounˌsemēdīˈamitər
Geometry
  • Half of a diameter; radius.

    Example sentencesExamples
    • The moon will, at the full, be totally eclipsed, if its latitude is less than the difference between its own semidiameter, and that of the earth's shadow.
    • By the semidiameter of a celestial object, is meant the angle which the radius of its apparent circular disc subtends at the eye of the observer.
 
 
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更新时间:2025/1/27 21:04:35