Definitions for "Spermatozoon"
(-oa) zoon = animal; mature male germ cell (abb. sperm).
a mature male sex cell. It has a tail so that it can swim to reach and fertilize the female ovum.
the male reproductive cell; the male gamete; "a sperm is mostly a nucleus surrounded by little other cellular material"
Keywords:  millionth, drop, semen, part
a millionth part of a drop of semen
Keywords:  fully, developed
Fully developed sperm