The biological distinction between male and female organisms, typically based on reproductive functions. noun
The sex of the baby was revealed at the ultrasound.
In many species, sex is determined by specific chromosomes.
Sexual activity, including specifically sexual intercourse. noun
They discussed the importance of safe sex in health class.
The novel contained explicit scenes of sex.
Either of the two main categories (male and female) into which humans and many other living things are divided on the basis of their reproductive functions. noun
The form asked for the applicant's sex.
Sex differences can influence the prevalence of certain diseases.
To determine the sex of an organism. verb
The farmer sexed the chicks to separate males from females.
It's often difficult to sex certain species of birds just by looking at them.