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monosemous

/məˈnoʊsɪməs/ · mo·no·se·mous
adjective
  1. Having only one meaning; not polysemous. The word “triangle” is monosemous, referring exclusively to a three‑sided polygon.
Did you know? The term “monosemous” was popularized by 19th‑century German linguists studying the precision of lexical meaning, and it remains a staple in modern semantic theory.
Written by Lexi Wordsworth, Dictionary Editor 3 lookups Added Aug 4, 2026