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synonym.

A term (word or phrase) which is synonymous with others.

7 characters3 syllables approx.English language

Meaning & usage

noun/ˈsɪn.əˌnɪm/Australia, Canada, UK, US/ˈsɪn.ə.nɪm/South-Asia/sɪˈnɔ.nɪm/South-Asia
  1. A term (word or phrase) which is synonymous with others.

    “Happy” is a synonym of “glad”.
  2. 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.

    informal
  3. Any of the various names that could in theory be used for a taxon in accordance with the relevant rules. Any name that has been applied to a taxon other than the one to be used, including those not allowed by the rules such as misspellings or nomina nuda.

    broadly
  4. An alternative (often shorter) name defined for an object in a database.

Where this word comes from

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.

verb/ˈsɪn.əˌnɪm/Australia, Canada, UK, US/ˈsɪn.ə.nɪm/South-Asia/sɪˈnɔ.nɪm/South-Asia
  1. To make synonymous.

    transitive
Where this word comes from

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.

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synonym studiosynonym workshello, synonym

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.