Synonymous means meaning the same, or closely associated. Synonymous with luxury, virtually synonymous, treated as synonymous.
Strictly it means having the same meaning, and true synonyms are rarer than people think — almost every pair differs in register, connotation or collocation. The commoner use is looser: his name became synonymous with the scandal, meaning inseparably associated. It takes with. Note synonym; and that the Greek means with the same name.
1adjectivesynonymousMeaning the same, or closely associated.
“For many fans, the club's name is synonymous with attacking football.”
synonyms: equivalent, interchangeable
synonymous is a quality of sameness.
Greek synonymos is syn, together, plus onoma, a name. Anonymous, pseudonym and onomatopoeia come from the same name.
Ancient Greek
συνώνυμος
Medieval Latin
synōnymus
English, today
synonymous
From Medieval Latin synōnymus, from Ancient Greek συνώνυμος. by surface analysis, synonym + -ous.
Etymology from Wiktionary, CC BY-SA