from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A three-syllable word.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. a word comprised of three syllables

from the GNU version of the Collaborative International Dictionary of English

  • n. A word consisting of three syllables only.

from The Century Dictionary and Cyclopedia

  • n. A word consisting of three syllables.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a word having three syllables


tri- +‎ syllable (Wiktionary)



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  • "You!, what planet is this?" -- blurted by Dr. McCoy, in a Star Trek television episode.

    January 7, 2009

  • Thank God he cleared that up about which planet - people might have gotten awfully confused otherwise.

    January 7, 2009

  • 'I have lived some thirty years on this planet, and I have yet to hear the first syllable of valuable or even earnest advice from my seniors." -- Henry David Thoreau

    January 7, 2009

  • cf. mirific

    January 7, 2009