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coherent

[ koh-heer-uhnt, -her- ]
/ koʊˈhɪər ənt, -ˈhɛr- /
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adjective

logically connected; consistent: a coherent argument.
having a natural or due agreement of parts; harmonious: a coherent design.
cohering; sticking together: a coherent mass of sticky candies.
Physics, Optics. of or relating to waves that maintain a fixed phase relationship, as in coherent light, or light in which the electromagnetic waves maintain a fixed and predictable phase relationship with each other over a period of time.See also laser.

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Origin of coherent

1570–80; <Medieval Latin cohērent-, variant of Latin cohaerent- (stem of cohaerēns), present participle of cohaerēre.See cohere, -ent
co·her·ent·ly, adverbnon·co·her·ent, adjectivenon·co·her·ent·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for coherent

coherent
/ (kəʊˈhɪərənt) /

adjective

capable of logical and consistent speech, thought, etc
logical; consistent and orderly
cohering or sticking together
physics (of two or more waves) having the same phase or a fixed phase differencecoherent light
(of a system of units) consisting only of units the quotient or product of any two of which yield the unit of the resultant quantity
coherently, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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