incoherent

[in-koh-heer-uhnt, -her-]

adjective


Origin of incoherent

First recorded in 1620–30; in-3 + coherent
Related formsin·co·her·ent·ly, adverb

Synonyms for incoherent

1. confused, irrational, muddled.
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British Dictionary definitions for incoherent

incoherent

adjective

lacking in clarity or organization; disordered
unable to express oneself clearly; inarticulate
physics (of two or more waves) having the same frequency but not the same phaseincoherent light
Derived Formsincoherence, incoherency or incoherentness, nounincoherently, 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

Word Origin and History for incoherent
adj.

1620s, from in- (1) "not, opposite of" + coherent. Related: Incoherently.

Online Etymology Dictionary, © 2010 Douglas Harper