[ awr-gaz-uhm ]
See synonyms for orgasm on
  1. the physical and emotional sensation experienced at the peak of sexual excitation, usually resulting from stimulation of the sexual organ and usually accompanied in the male by ejaculation.

  2. an instance of experiencing this.

  1. intense or unrestrained excitement.

  2. an instance or occurrence of such excitement.

verb (used without object)
  1. to have an orgasm.

Origin of orgasm

First recorded in 1640–50; from New Latin orgasmus, Greek orgasmós, derivative of orgân “to swell, be excited”

Other words from orgasm

  • or·gas·mic [awr-gaz-mik], /ɔrˈgæz mɪk/, or·gas·tic [awr-gaz-tik] /ɔrˈgæz tɪk/ adjective
  • su·per·or·gasm, noun

Words that may be confused with orgasm Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

British Dictionary definitions for orgasm


/ (ˈɔːɡæzəm) /

  1. the most intense point during sexual excitement, characterized by extremely pleasurable sensations and in the male accompanied by ejaculation of semen

  2. rare intense or violent excitement

Origin of orgasm

C17: from New Latin orgasmus, from Greek orgasmos, from organ to mature, swell

Derived forms of orgasm

  • orgasmic or orgastic, adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for orgasm


[ ôrgăz′əm ]

  1. The peak of sexual excitement, characterized by strong feelings of pleasure and bv a series of involuntary contractions of the muscles of the genitals, usually accompanied by the ejaculation of semen by the male.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.