Deduction and Supposition

Deduction

Deduction noun - An opinion arrived at through a process of reasoning.
Usage example: his impressive deduction of the correct answer from only a few hints

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

Supposition

Supposition noun - Something taken as being true or factual and used as a starting point for a course of action or reasoning.
Usage example: worthless genetic research that was based on the erroneous supposition that acquired characteristics can be passed on to offspring

Deduction and supposition are semantically related. Sometimes you can use "Deduction" instead a noun "Supposition".

How words are described

rational rational deduction rational supposition
common common deduction common supposition
Cite this Source
Supposition and Deduction. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/deduction/supposition
Deduction & Supposition. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/deduction/supposition>.
Supposition or Deduction. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/deduction/supposition.
Google Ngram Viewer shows how "deduction" and "supposition" have occurred on timeline