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Related to spermatheca: Aedeagus
n. pl. sper·ma·the·cae (-sē)
A receptacle in the reproductive tract of many female or hermaphrodite invertebrates and certain female vertebrates, in which spermatozoa are received and stored until needed to fertilize the ova.
[Late Latin sperma, semen; see sperm1 + theca.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
n, pl -cas or -cae (-kiː)
(Zoology) a sac or cavity within the body of many female invertebrates, esp insects, used for storing spermatozoa before fertilization takes place
[C19: see sperm1, theca]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
sper•ma•the•ca(ˌspɜr məˈθi kə)
n., pl. -cae (-sē).
a sac for storing sperm, present in certain female invertebrates, as the queen bee.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.