From Longman Dictionary of Contemporary Englishsynonymoussy‧non‧y‧mous /sɪˈnɒnɪməs $ -ˈnɑː-/ ●○○ adjective 1 SAMEsomething that is synonymous with something else is considered to be very closely connected with itsynonymous with Nixon’s name has become synonymous with political scandal.2 SLtwo words that are synonymous have the same meaning —synonymously adverb
Examples from the Corpus
synonymous• This company bears the name Royalbion, which is synonymous with Britain itself.• The point is that the word fresh used to be synonymous with high quality.• It was once synonymous with independence, self-determination and black achievement.• Activity, they suggest, is not synonymous with learning.• For many people conservation is synonymous with nature reserves.• The town is synonymous with stone. 