spermatolysin

sper·ma·tol·y·sin

(sper'mă-tol'i-sin), A specific lysin (antibody) formed in response to the repeated injection of spermatozoa.

spermatolysin

S13-877920 (spĕr″măt-ŏl′ĭ-sĭn) [″ + lysis, dissolution] A lysin destroying spermatozoa.