Definitions

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

  • intransitive v. To occupy the same relative position or the same area in space.
  • intransitive v. To happen at the same time or during the same period.
  • intransitive v. To correspond exactly; be identical.
  • intransitive v. To agree exactly, as in opinion; concur. See Synonyms at agree.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To occupy exactly the same space.
  • v. To occur at the same time.
  • v. To correspond, concur, or agree.

from the GNU version of the Collaborative International Dictionary of English

  • intransitive v. To occupy the same place in space, as two equal triangles, when placed one on the other.
  • intransitive v. To occur at the same time; to be contemporaneous.
  • intransitive v. To correspond exactly; to agree; to concur.

from The Century Dictionary and Cyclopedia

  • To occupy the same place in space, the same point or period in time, or the same position in a scale or series: as, a temperature of 25° on the centigrade scale coincides with one of 77° on the scale of Fahrenheit; the rise of the church coincides with the decline of the Roman empire.
  • To concur; agree; correspond exactly: as, the judges did not coincide in opinion; that did not coincide with my views.

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

  • v. happen simultaneously
  • v. go with, fall together
  • v. be the same

Etymologies

Medieval Latin coincidere : Latin co-, co- + Latin incidere, to occur; see incident.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From French coïncider, from Medieval Latin coincidere (co- + incidere) (Wiktionary)

Examples

  • The petition requests the designation coincide with land in Hendry, Collier and Lee counties that the U.S.

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  • Its determinations regarding Flight 77 and the alleged phone calls coincide with those of Griffin-Balsamo, Meyssan and Ratier but extend beyond that.

    Signs of the Times

  • It will be interesting to see if their jail terms coincide with tourist season.

    Project CRACKDOWN « knitnut.net

  • Despite (or, indeed, due to) the discrepancy between implicational formulas and combinatory terms, classes of implicational formulas that can be assigned to certain sets of combinatory terms coincide with some important logics.

    Combinatory Logic

  • Moreover, in these logics the classes of algebras obtained by the two ways of generalizing the Lindenbaum-Tarski method coincide, that is,

    Propositional Consequence Relations and Algebraic Logic

  • And if the two terms coincide in extension, the predicate must either coincide also in intension with the subject or not.

    Deductive Logic

  • All lengths and angles of one have their exact duplicate in the other, yet the two cannot be made to coincide, that is, be fitted the one into the other so that they shall both stand as one pyramid.

    The Fourth Dimension Simply Explained

  • SHADOW of this equatorial line to be thrown on the vast concave of the Sky, this shadow would in astronomical parlance coincide with the

    Pagan and Christian creeds: their origin and meaning

  • The above is logically equivalent to R 'x x' whenever X and X 'coincide, which is also equivalent to R x x' whenever the quotients are equal, which in turn is when we care about the meaning of equality for classes.

    Planet Haskell

  • How some of these titles coincide with your stats is anyone's guess; which you would rather be depends on your point of view, really.

    Nintendo Life | Latest Updates

Comments

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  • Ha!

    September 14, 2008

  • And another counterexample for Dr. Goodword, who would have us spell it specy.

    September 14, 2008

  • Your comment is specieous, moll.

    September 14, 2008

  • Better than destroying specie(s)!

    September 14, 2008

  • Destroying pennies.

    September 14, 2008

  • "What you do when it's raining."
    - anon.

    September 9, 2008