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coincidence the chance occurrence of two events at the same time, or any other such correspondence of things.
coincident of events, occurring simultaneously. [3 definitions]
coincidental happening by coincidence.
coin-operated of a mechanism, activated or operated by the insertion of one or more coins in a slot.
coinsurance insurance that is held jointly with another or others. [2 definitions]
coinvent combined form of invent.
coinventor combined form of inventor.
coinvestigator combined form of investigator.
coinvestor combined form of investor.
coir the fiber made from coconut husks, used for matting, rope, or the like.
coitus sexual intercourse, esp. between male and female humans; copulation.
coitus interruptus sexual intercourse in which the male withdraws the penis from the vagina before, or without, ejaculating.
cojoin combined form of join.
coke a residue consisting primarily of carbon that is left after coal has been heated in the absence of air, used as an industrial fuel and reducing agent. [2 definitions]
Col. abbreviation of "Colonel," in the U.S. Army, Air Force, and Marines, a rank above lieutenant colonel and below brigadier general (used in a proper name).
col a pass or gap between mountains.
col-1 together; with; jointly.
col-2 variant of colo-.
COLA an adjustment in wages or payments, or an automatic schedule of such adjustments, based on changes in the cost of living (acronym for "cost of living adjustment").
cola1 any of various sweet carbonated beverages made from kola nuts and other ingredients.
cola2 a plural of colon.