incoherent

Adjective
US[in-koh-hir-uhnt]/ˌɪnkoʊˈhɪrənt/4 syllables
Synonyms: tongue-tied

Open English WordNet

Adjective (3)

  1. without logical or meaningful connection“a turgid incoherent presentation”Opposite coherentSimilar confused, fuzzySee also illogical, irrational
  2. (physics) of waves having no stable definite or stable phase relationOpposite coherent
  3. unable to express yourself clearly or fluently“felt tongue-tied with embarrassment”“incoherent with grief”Synonyms: tongue-tiedOpposite articulateSimilar inarticulate, unarticulate
Word of the day · Sep 29About this word
haphazardadjective

What does it mean? Question 1 of today’s quiz

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Webster's Dictionary (1913)

In′co·her′ent adjective

Origin: Pref. in- not + coherent: cf. F. incohérent.

1. Not coherent; wanting cohesion; loose; unconnected; physically disconnected; not fixed to each; — said of material substances. John Woodward

2. Lacking logical coherence or agreement; incongruous; inconsistent; having no dependence of one part on another; logically disconnected; rambling; — of speech or discourse. “The same rambling, incoherent manner.” Bp. William Warburton

3. Exhibiting incoherent{2} speech or thought; — of people; as, a confused and incoherent accident victim.

4. Lacking harmony or congruity of parts.

Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54 · with additions: GCIDE editors

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