Definition of coherent adjective from the Oxford Advanced Learner's Dictionary

      

    coherent

     adjective
    adjective
    BrE BrE//kəʊˈhɪərənt//
     
    ; NAmE NAmE//koʊˈhɪrənt//
     
    Language skills
     
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  1. 1(of ideas, thoughts, arguments, etc.) logical and well organized; easy to understand and clear a coherent narrative/account/explanation a coherent policy for the transport system See related entries: Language skills
  2. 2(of a person) able to talk and express yourself clearly She only became coherent again two hours after the attack. See related entries: Language skills
  3. opposite incoherent
    Word Origin mid 16th cent. (in the sense ‘logically related to’): from Latin cohaerent- ‘sticking together’, from the verb cohaerere, from co- ‘together’ + haerere ‘to stick’.Extra examples You’re not being very coherent. a logically coherent theory a perfectly coherent remark She gave a clear, coherent account to the court. She was struggling to organize her ideas into a coherent whole. The party’s policies were based on prejudice rather than on any coherent ideology. They have yet to come up with a coherent policy on this issue.
See the Oxford Advanced American Dictionary entry: coherent