[sper´mo-tok″sin] 1. a toxin destructive to spermatozoa; see also spermicide.2. especially, a cytotoxic antibody produced by injecting an animal with spermatozoa.
sper·ma·tox·in
(sper'mă-tok'sin), A cytotoxic antibody specific for spermatozoa. Synonym(s): spermotoxin