Meaning of “coherent” - Learner’s Dictionary

coherent

adjective uk us /kəʊˈhɪərənt/
CAREFUL THOUGHT

A coherent argument, plan, etc is clear, and each part of it has been carefully considered.

UNDERSTAND

If someone is coherent, you can understand what they say.

→ Opposite incoherent
coherence uk us /kəʊˈhɪərəns/ noun [ U ]
coherently adverb

(Definition of “coherent” from the Cambridge Learner’s Dictionary © Cambridge University Press)