n.
Pronunciation: k ə - ˌ pa-s ə - ' t ā -sh ə n
Function: noun
Date: 1951
: the change undergone by sperm in the female reproductive tract that enables them to penetrate and fertilize an egg
n.
Pronunciation: k ə - ˌ pa-s ə - ' t ā -sh ə n
Function: noun
Date: 1951
: the change undergone by sperm in the female reproductive tract that enables them to penetrate and fertilize an egg
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012