Authoritative
Authoritative adjective - Being the most accurate and apparently thorough.
Rational and authoritative are semantically related. In some cases you can use "Rational" instead an adjective "Authoritative".
Nearby Words: authority, authoritarian
Rational
Rational adjective - Having the ability to reason.
Authoritative and rational are semantically related. Sometimes you can use "Authoritative" instead an adjective "Rational".
Mutual synonyms
Cite this Source
Rational and Authoritative. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/authoritative/rational
Authoritative & Rational. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/authoritative/rational>.
Rational or Authoritative. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/authoritative/rational.
Google Ngram Viewer shows how "authoritative" and "rational" have occurred on timeline