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From the participle stem of Latin expatior, from ex- + spatior (walk about).


  • IPA(key): /ɛkˈspeɪʃɪeɪt/


expatiate (third-person singular simple present expatiates, present participle expatiating, simple past and past participle expatiated)

  1. (now rare) To range at large, or without restraint.
    • (Can we date this quote by Alexander Pope?)
      Bids his free soul expatiate in the skies.
  2. To write or speak at length; to be copious in argument or discussion.
    Synonyms: descant, enlarge
    • 1851, Herman Melville, Moby Dick, chapter 35
      Now, as the business of standing mast-heads, ashore or afloat, is a very ancient and interesting one, let us in some measure expatiate here.
    • (Can we date this quote by Addison?)
      He expatiated on the inconveniences of trade.
    • 1992 May 3, "Comrade Bingo" Jeeves and Wooster, Series 3, Episode 6:
      B.W. Wooster: If you ask me, art is responsible for most of the trouble in the world.
      R. Jeeves: An interesting theory, sir. Would you care to expatiate upon it?
      B.W. Wooster: As a matter of fact, no, Jeeves. The thought just occurred to me, as thoughts do.
      R. Jeeves: Very good, sir.
    • 2007, Clive James, Cultural Amnesia (Picador 2007, p. 847)
      “It can't fly,” he expatiated. “It can move forward only by hopping.”
  3. (obsolete) To expand; to spread; to extend; to diffuse; to broaden.


The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout#Translations.