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单词 coelostat
释义

WordReference Random House Unabridged Dictionary of American English © 2024
coe•lo•stat  (sēlə stat′),USA pronunciation n. [Astron.]
  1. Astronomyan apparatus consisting of a mirror driven by clockwork, used to enable a fixed telescope to keep the same area of sky in its field of view by compensating for the apparent rotation of the celestial sphere. Cf. siderostat.
  • coelo- (for Latin caeli-, combining form of caelum sky) + -stat 1895–1900

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