Sex

The distinguishing peculiarity of male or female in both animals and plants; the physical difference between male and female; the assemblage of properties or qualities by which male is distinguished from female.

One of the two divisions of organic beings formed on the distinction of male and female.

The capability in plants of fertilizing or of being fertilized; as, staminate and pistillate flowers are of opposite sexes.

One of the groups founded on this distinction.

either of the two categories (male or female) into which most organisms are divided; "the war between the sexes"

all of the feelings resulting from the urge to gratify sexual impulses; "he wanted a better sex life"; "the film contained no sex or violence"