incoherent (adj.)

  1. without logical or meaningful connection; a turgid incoherent presentation'

  2. (physics) of waves having no stable definite or stable phase relation

  3. unable to express yourself clearly or fluently; felt tongue-tied with embarrassment; incoherent with grief

    [ Syn: tongue-tied ]

The dictionary is based on the WordNet Electronic Lexical Database.
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