n :  an individual that produces small usu. motile gametes (as sperm or spermatozoa) which fertilize the eggs of a female
, adj 1  :  of, relating to, or being the sex that produces gametes which fertilize the eggs of female  2  :  designed for fitting into a corresponding hollow part .
 
 
 
Published under license with Merriam-Webster, Incorporated.  © 1997-2021.