- the study of synonyms
- the character of being synonymous; equivalence
- a list or collection of synonyms, esp one in which their meanings are discriminated
- a collection of the synonyms of a species or group
WordReference Random House Unabridged Dictionary of American English © 2026
syn•on•y•my
(si non′ə mē),USA pronunciation n., pl. -mies for 3, 4.
- the quality of being synonymous;
equivalence in meaning. - the study of synonyms.
- a set, list, or system of synonyms.
- Biologya list of the scientific names, with explanatory matter and location of type or types, for a particular taxonomic group.
- Greek synōnymía. See synonymous, -y3
- Late Latin synōnymia
- 1600–10
Collins Concise English Dictionary © HarperCollins Publishers::
synonymy /sɪˈnɒnɪmɪ/ n ( pl -mies)
'synonymy' also found in these entries (note: many are not synonyms or translations):