Mechanical
Mechanical adjective - Done instantly and without conscious thought or decision.
Rational and mechanical are semantically related. In some cases you can use "Rational" instead an adjective "Mechanical".
Rational
Rational adjective - Having the ability to reason.
Mechanical and rational are semantically related. Sometimes you can use "Mechanical" instead an adjective "Rational".
Mutual synonyms
Both words in one sentence
- Cold, mechanical, rational monsters, and the only way we win is by being colder, more mechanical, and more rational than the next monster moving his little pieces on the screen.
Source: Fan Fic / Tiberium Wars
Cite this Source
Rational and Mechanical. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/mechanical/rational
Mechanical & Rational. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/mechanical/rational>.
Rational or Mechanical. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/mechanical/rational.
Google Ngram Viewer shows how "mechanical" and "rational" have occurred on timeline