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单词 ostium
释义

WordReference Random House Unabridged Dictionary of American English © 2024
os•ti•um  (ostē əm),USA pronunciation n., pl. -ti•a 
    (-tē ə).USA pronunciation 
  1. Anatomy, Zoologya small opening or orifice, as at the end of the oviduct.
  2. Zoologyone of the tiny holes in the body of a sponge.
  • Latin ōstium entrance, river mouth
  • 1655–65

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更新时间:2024/9/21 13:32:51