INCOHERENT
incoherent, tongue-tied
(adjective) unable to express yourself clearly or fluently; “felt tongue-tied with embarrassment”; “incoherent with grief”
incoherent
(adjective) (physics) of waves having no stable definite or stable phase relation
incoherent
(adjective) without logical or meaningful connection; “a turgid incoherent presentation”
Source: WordNet® 3.1
Etymology
Adjective
incoherent (comparative more incoherent, superlative most incoherent)
Not coherent.
Not making logical sense; not logically connected or consistent.
(obsolete) Not holding together physically; loose; unconnected.
Not cohering socially, not united.
Synonyms
• unintelligible
• unrelated
• disjointed
• desultory
• jerky
• disconnected
• discontinuous
Antonyms
• coherent
Source: Wiktionary
In`co*her"ent, a. Etym: [Pref. in- not + coherent: cf. F.
incohérent.]
1. Not coherent; wanting cohesion; loose; unconnected; physically
disconnected; not fixed to each; -- said of material substances.
Woodward.
2. Wanting coherence or agreement; incongruous; inconsistent; having
no dependence of one part on another; logically disconnected. "The
same rambling, incoherent manner." Bp. Warburton.
Source: Webster’s Unabridged Dictionary 1913 Edition