synonym

noun

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

   “Near-synonyms: near-synonym, parasynonym, plesionym”

   ““Happy” is a synonym of “glad”.”

   “The proportion of English words that have an exact synonym is small.”

   “It's quite the turnaround from only a few months ago when Michael Kors (KORS) sales were sagging and its stock was tanking. Experts said the brand was "overexposed," a synonym for ugly in the fashion world.”

   “According to the petition, posted on Change.org, the venerable publisher, which produces the Oxford English Dictionary (OED), offers a series of synonyms for woman, including “bitch, besom, piece, bit, mare, baggage, wench, petticoat, frail, bird, bint, biddy, filly.””

2. (informal)Any of the various names that could in theory be used for a taxon in accordance with the relevant rules.
3. (broadly)Any of the various names that could in theory be used for a taxon in accordance with the relevant rules.
4. An alternative (often shorter) name defined for an object in a database.

   “Synonyms are part of the SQL standard and are used frequently by Oracle DBAs. Note that Oracle includes both private and public synonyms.”

verb

1. (transitive)To make synonymous.

   “The fair fame of this good Knight has suffered greatly from the levity of his critics, and still more from the chattering of nugators, blatterones, sermocinators, and other superficial dignitaries; insomuch that his very name is synonymed with that of a liar.”

   “[…] if that properly belongs to the Saltatorii section, which Fabricius seems to believe by his synonyming it with his C. Viminalis […]”