Logic
Validity
Validity noun - The quality of being valid and rigorous.
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Synonyms for Validity
Logic and validity are semantically related in soundness topic. Sometimes you can use "Logic" instead a noun "Validity".
Mutual synonyms
How words are described
| certain | certain logic | certain validity |
| actual | actual logic | actual validity |
| little | little logic | little validity |
| scientific | scientific logic | scientific validity |
Both words in one sentence
- By strict standards, fallacies don't address the truth of the premises or syllogism; they only address the validity of the logic, and as the Sound, Valid, True rule demonstrates, "truth" and "validity" are not the same thing when speaking of formal logic.
Source: Logical Fallacies - This is most impressive when Brian patiently deconstructs fallacious logic and explains that even if every demented thing the correspondent has claimed about the world were true it still wouldn't change the scientific validity of what he said in the episode.
Source: Podcast / Skeptoid
Cite this Source
Validity and Logic. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/logic/validity
Logic & Validity. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/logic/validity>.
Validity or Logic. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/logic/validity.
Google Ngram Viewer shows how "logic" and "validity" have occurred on timeline