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Webster 1913 Edition

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Noun.

;

pl.

Spermathecae

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[NL., from Gr. [GREEK][GREEK][GREEK][GREEK] seed + [GREEK][GREEK][GREEK][GREEK] case, or receptacle.]

(Zool.)

A small sac connected with the female reproductive organs of insects and many other invertebrates, serving to receive and retain the spermatozoa.

spermatheca ‎(plural spermathecas or spermathecae)

(anatomy) A small sac within the reproductive tract of some female invertebrates, such as insects, which stores sperm until it is used to fertilize the ova.

small sac