Coitus

ahd-5
  • noun. Sexual union between a male and a female involving insertion of the penis into the vagina.
  • The Century Dictionary and Cyclopedia
  • noun. Coition; sexual intercourse; copulation.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • noun. The act of sexual procreation between a man and a woman, requiring insertion of the penis into the vagina and culminating in ejaculation of semen.
  • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • noun. the act of sexual procreation between a man and a woman; the man's penis is inserted into the woman's vagina and excited until orgasm and ejaculation occur