单词 | uranometry |
释义 | uranometry/ˌjʊərəˈnɒmɪtri/ /ˌjɔːrəˈnɒmɪtri/(also ouranometry) noun 1A work describing the heavens and especially the stars, giving their positions, magnitudes, etc. Compare uranoscopy. Now chiefly historical. 2The measurement and recording of the distances and positions of celestial objects, especially the stars; the branch of astronomy concerned with this (now more often called astrometry). OriginMid 17th century; earliest use found in John Sadler (1615–1674), political theorist and reformer. From urano- + -metry, after post-classical Latin uranometria uranometria. Compare French uranométrie, German Uranometrie. |
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