First Known Use: 14th century
Dictionary
1sex
noun \ˈseks\
: the state of being male or female
: men or male animals as a group or women or female animals as a group
: physical activity in which people touch each other's bodies, kiss each other, etc. : physical activity that is related to and often includes sexual intercourse
Full Definition of SEX
1
: either of the two major forms of individuals that occur in many species and that are distinguished respectively as female or male especially on the basis of their reproductive organs and structures
2
: the sum of the structural, functional, and behavioral characteristics of organisms that are involved in reproduction marked by the union of gametes and that distinguish males and females
3
a : sexually motivated phenomena or behavior b : sexual intercourse
4
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Origin of SEX
Middle English, from Latin sexus
Related to SEX
- Synonyms
- coition, coitus, commerce, congress, copulating, copulation, coupling, intercourse, lovemaking, mating, relations, sexual intercourse, sex act, sexual relations
Other Biology Terms
2sex
transitive verb
Definition of SEX
1
: to identify the sex of <sex newborn chicks>
2
a : to increase the sexual appeal of —often used with up b : to arouse the sexual desires of
First Known Use of SEX
1884
SEX Defined for Kids
sex
noun \ˈseks\
Definition of SEX for Kids
1
: either of two divisions into which many living things can be divided according to their roles in reproduction and which consist of males or females
2
: the state of being male or female <The form asks for your name, age, and sex.>
3
: sexual activity
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