Deduction and Logic

Deduction

Deduction noun - Something that is or may be subtracted.

Logic and deduction are semantically related in reasoning topic. In some cases you can use "Logic" instead a noun "Deduction".

Logic

Logic noun - The thought processes that have been established as leading to valid solutions to problems.
Usage example: I tried to use logic to figure out the solution to the puzzle

Deduction and logic are semantically related in science of reasoning topic. You can use "Deduction" instead a noun "Logic".

How words are described

rational rational deduction rational logic
usual usual deduction usual logic
common common deduction common logic
standard standard deduction standard logic
Other adjectives: reasonable, obvious, simple, actual, serious, little, crazy, scientific.

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
  • In The X-Files, when Mulder needs to think really hard about a problem he watches Plan 9 from Outer Space on the reasoning that the film is so bad it shuts down his logic and allows him to make his standard huge leaps of deduction.
  • Bat Deduction When the last clue is a Smoking Gun, making the previous ones redundant, it's Clue, Evidence, and a Smoking Gun; Conviction by Counterfactual Clue, where the logic is based on faulty deduction; and Right for the Wrong Reasons, where the logic is correct but the premises are mistaken.
    Source: Bat Deduction
Cite this Source
Logic and Deduction. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/deduction/logic
Deduction & Logic. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/deduction/logic>.
Logic or Deduction. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/deduction/logic.
Google Ngram Viewer shows how "deduction" and "logic" have occurred on timeline