D defs.my
Entry 4 senses Webster, 1913

Incoherent

/ĭnˌ-kōh-ĭr'-ənt/ · In·co·her·ent · IPA /ˌɪnkoʊhˈɪrənt/
01 a. Not coherent; wanting cohesion; loose; unconnected; physically disconnected; not fixed to each; -- said of material substances.
  1. 1.
    Not coherent; wanting cohesion; loose; unconnected; physically disconnected; not fixed to each; -- said of material substances.
  2. 2.
    Lacking logical coherence or agreement; incongruous; inconsistent; having no dependence of one part on another; logically disconnected; rambling; -- of speech or discourse.
  3. 3.
    Exhibiting incoherent{2} speech or thought; -- of people; as, a confused and incoherent accident victim.
  4. 4.
    Lacking harmony or congruity of parts.