synonymous

adjective

syn·​on·​y·​mous sə-ˈnä-nə-məs 

1

: having the character of a synonym

also : alike in meaning or significance

2

: having the same connotations, implications, or reference

To runners, Boston is synonymous with marathon …

—Runner's World

synonymously adverb

Examples of synonymous in a Sentence

Recent Examples on the Web

The bar itself is synonymous with cheap drinks and gummy worms in pitchers. —Ricky Sayer, CBS News, 4 May 2026

Just two days before their decision, the family that was synonymous with Camp Mystic offered to turn over the reins to save their summer. —Andy Rose, CNN Money, 3 May 2026

For a century, the 2,448 mile road stretching across eight states and three time zones has been synonymous with mom-and-pop diners and America’s Heartland. —Audrey Pachuta, Chicago Tribune, 1 May 2026

The Orient Express may be synonymous with luxury train travel, but 140 years on from its revolutionary rail venture, the company is launching an opulent sailing yacht named the Orient Express Corinthian. —Emma Clarke, Condé Nast Traveler, 30 Apr. 2026

Word History

First Known Use

1610, in the meaning defined at sense 1

Rhymes for synonymous

• anonymous
• autonomous
• economise
• eponymous

Kids Definition

synonymous

adjective

syn·​on·​y·​mous sə-ˈnän-ə-məs 

1

: alike in meaning

2

: suggesting the same thing

a brand name that is synonymous with quality

synonymously adverb

Etymology

from Latin synonymus "synonymous," from Greek synōnymos, literally, "having the same name," from syn- "together, along with" and onyma, onoma "name" — related to anonymous, symposium, synagogue, synchronous