Etymology

synonymous

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Today it means: Having a similar (sometimes identical) meaning. (See Usage notes below) Full definition →

Medieval Latin synōnymus ← Ancient Greek συνώνυμος
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The story

  1. Ancient Greek · derived fromσυνώνυμος
  2. Medieval Latin · borrowed fromsynōnymus
  3. English todaysynonymous

From Medieval Latin synōnymus, from Ancient Greek συνώνυμος (sunṓnumos). By surface analysis, synonym + -ous.

Etymology from Wiktionary, CC BY-SA 4.0.