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Added 8 October 2026

synonym

/ˈsɪn.əˌnɪm/ noun

In Latin: synōnymum Wiktionary

noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about synonym at Wordnik → Where our words come from →

A term (word or phrase) which is synonymous with others.
“Happy” is a synonym of “glad”.
Any of the various names that could in theory be used for a taxon in accordance with the relevant rules.
The subset of those names other than the one to be used according to the rules.

verb

To make synonymous.

Origin

From Middle English sinonyme, from Latin synōnymum, from Ancient Greek συνώνυμον (sunṓnumon), neuter singular form of συνώνυμος (sunṓnumos, “synonymous”), from σύν (sún, “with”) + ὄνομα (ónoma, “name”). By surface analysis, syn- + -onym.

From Wiktionary, via Kaikki.org (CC BY-SA)

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