Coherent
Coherent adjective - According to the rules of logic.
Usage example: a coherent blueprint to hooking up a home theater system with a minimum of fuss
Rational is a synonym for coherent in logical topic. In some cases you can use "Rational" instead an adjective "Coherent", when it comes to topics like consistent, understandable. popular alternative
Rational
Rational adjective - According to the rules of logic.
Usage example: insisted there was a rational explanation for the strange creaking noises and that there were no such things as ghosts
Coherent is a synonym for rational in lucid topic. You can use "Coherent" instead an adjective "Rational", if it concerns topics such as logical. popular alternative
Mutual synonyms
Cite this Source
Rational and Coherent. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/coherent/rational
Coherent & Rational. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/coherent/rational>.
Rational or Coherent. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/coherent/rational.
Google Ngram Viewer shows how "coherent" and "rational" have occurred on timeline