sex meaning
EN
[sɛks] [-ɛks] 
US WSex
- Organisms of many species are specialized into male and female varieties, each known as a sex.
- The gametes produced by an organism determine its sex: males produce male gametes (spermatozoa, or sperm, in animals; pollen in plants) while females produce female gametes (ova,
- NounPLsexesPREsex-
- (countable) A category into which sexually-reproducing organisms are divided on the basis of their reproductive roles in their species.
- The sex of Venice are undoubtedly of a distinguished beauty.
- She hugg'd th' Offender, and forgave th' Offence, Sex to the last.
- (countable) Other related categories of a species, particularly among humans those based on sexuality or gender roles.
- (countable) The members of these categories taken collectively.
- (uncountable) The distinction and relation between these categories, especially in humans; gender.
- (uncountable) Sexual activity, usually sexual intercourse, copulation unless preceded by a modifier.
- (countable, euphemistic or slang) Genitalia: a penis or vagina.
- (obsolete) Alternative form of sect.
- (countable) A category into which sexually-reproducing organisms are divided on the basis of their reproductive roles in their species.
- VerbSGsexesPRsexingPT, PPsexed
- More Examples
- Used in the Middle of Sentence
- My orgasms are much stronger tribbing with a girl than having sex with a boy.
- The result, a noirish tale of sex and betrayal set in a midwestern garage-diner, hurtles towards its denouement with unimprovably entertaining velocity.
- Ostensibly, the class was about public health in general, but the main thrust was really sex education.
- Used in the Ending of Sentence
- Anyone I would be interested in would have to be a pretty special person. I wouldn't want to miss out on knowing such a person just because xe happened to be the "wrong" sex.
- They recommend a vibrator because it's a safe alternative to sex.
- The results show a fairly gracilized body build both in males and females, and a morphological convergence of the proportions of the two sexes.
- Used in the Middle of Sentence
Definition of sex in English Dictionary
- Part-of-Speech Hierarchy
- Nouns
- Countable nouns
- Singularia tantum
- Uncountable nouns
- Uncountable nouns
- Countable nouns
- Verbs
- Nouns
Source: Wiktionary
Grammatically, this word "sex" is a noun, more specifically, a countable noun and a singularia tantum. It's also a verb.