a repository for storing sperm and keeping it viable under scientifically controlled conditions prior to its use in artificial insemination.
Origin of sperm bank
First recorded in 1970–75
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British Dictionary definitions for sperm bank
a place in which semen is stored until it is required for artificial insemination
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012