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

  • adj. Corresponding in character or kind; appropriate or harmonious.
  • adj. Mathematics Congruent.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Corresponding in character.
  • adj. Harmonious.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Suitable or concordant; accordant; fit; harmonious; correspondent; consistent.

from The Century Dictionary and Cyclopedia

  • Accordantly joined or related; harmonious; well adapted; appropriate; meet; fit; consistent.
  • In mathematics, characterized by congruence: applied to two quantities the difference between which is divisible without remainder by a third. See congruence, 2.
  • In geometry, having congruity.

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

  • adj. corresponding in character or kind
  • adj. suitable or appropriate together


From Latin congruus, from congruere, to agree.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Middle English, from Latin congruus, from congruō ("I coincide with; I agree"). (Wiktionary)



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