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单词 ovum
释义 ovum
 /oh"veuhm/,  n.  ,  pl.   ova /oh"veuh/.
  1.  Cell Biol.  
   a. the female reproductive cell or gamete of animals, which is capable of developing, usually only after fertilization, into a new individual.
   b. the female reproductive cell or gamete of plants.
  2.  Archit.   an oval ornament, as in an egg-and-dart molding.
 [1700-10; < L ovum EGG1; c. Gk oión]
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