Sex is the biological distinction of an organism between male and female.

Look up sex in Wiktionary, the free dictionary.

Sex or SEX may also refer to:

• Animal sexual behaviour
  • Copulation (zoology)
  • Group sex
  • Human female sexuality
  • Human male sexuality
  • Human sexual activity
  • Non-penetrative sex, or sexual outercourse
  • Sex drive, a person's overall sexual drive or desire for sexual activity
  • Sexual intercourse, also called copulation or coitus
  • Transgender sexuality
• Gender, the distinction between male and female or masculinity and femininity within an individual's gender identity
  • Sex–gender distinction
• Human sexuality
• Mating types, a distinction of gametes, whether in anisogamous or isogamous species
• Sexing, the act of discerning the sex of an animal
• Sexual reproduction, a process of combining and mixing genetic traits, associated with the generation of new individuals, by means of meiosis and fertilization
  • Genetic recombination, the process of mixing genetic traits solely, occurring both in organisms with sexual or asexual reproduction

• Australian Sex Party, a former political party in Australia
• Seax, a knife used by ancient Germanic peoples
• Sextans or Sex, a constellation
• Sex (boutique), in London
• SEX (computing), an assembly language mnemonic
• Sodium ethyl xanthate, or SEX, a chemical compound used in the mining industry
• Sex-, the Latin prefix meaning 6
• Sex Peak, a mountain in Montana, United States

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