Deduction and Reason

Deduction

Deduction noun - Something that is or may be subtracted.

Reason is a synonym for deduction in reasoning topic. In some cases you can use "Reason" instead a noun "Deduction".

Reason

Reason noun - The thought processes that have been established as leading to valid solutions to problems.
Usage example: in a time of national crisis we need to listen to the voice of reason

Deduction is a synonym for reason in reasoning topic. Sometimes you can use "Deduction" instead a noun "Reason", if it concerns topics such as conclusion, mental analysis.

How words are described

rational rational deduction rational reason
usual usual deduction usual reason
common common deduction common reason
initial initial deduction initial reason
Other adjectives: single, obvious, simple, logical, actual, little, plausible.

Both words in one sentence

  • The "classic" tabletop game Clue/Cluedo (depending on where you live) is a game about logic and deduction, with very little reason for having a die-roll to move around the board - in fact, different editions of the game change the numbers of squares between various rooms for no apparent reason.
    Source: The Artifact
  • Series / Continuum Then it's revealed that Liber8 actually is responsible, having anticipated that deduction and framed the gang, all to hide the real reason: moving their own favored candidate into position for election.
Cite this Source
Reason and Deduction. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/deduction/reason
Deduction & Reason. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/deduction/reason>.
Reason or Deduction. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/deduction/reason.
Google Ngram Viewer shows how "deduction" and "reason" have occurred on timeline