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
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)