incoherent meaning and definition

INCOHERENT adjective

Definition of incoherent (adjective)

1. without logical or meaningful connection
   • "a turgid incoherent presentation"
   • antonym: coherent
2. (physics) of waves having no stable definite or stable phase relation
   • antonym: coherent
3. unable to express yourself clearly or fluently
   • "felt tongue-tied with embarrassment"; "incoherent with grief"
   • synonyms: tongue-tied