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Meaning of spermatozoon

sper•ma•to•zo•on

Pronunciation: (spûr"mu-tu-zō'un, -on, spûr-mat"u-), [key]
— pl. -zo•a
  1. one of the minute, usually actively motile gametes in semen, which serve to fertilize the ovum; a mature male reproductive cell.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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