An enzyme found in the acrosomes of mammalian spermatozoa, which is thought to facilitate penetration of the ovum at fertilization by digesting its outer glycoprotein coat.
Origin
1970s. From acros- + -in.
Definition of acrosin in US English:
acrosin
nounˈakrəsɪn
Biochemistry
An enzyme found in the acrosomes of mammalian spermatozoa, which is thought to facilitate penetration of the ovum at fertilization by digesting its outer glycoprotein coat.