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

—Runners World

synonymously adverb

Examples of synonymous in a Sentence

Recent Examples on the Web

For decades, alcohol has been celebrated in American culture and has been synonymous with parties, weddings and major sporting events. —Omer Awan, Forbes.com, 15 Aug. 2025

The sight of clear, blue water is synonymous with a sense of peace. —Tara Massouleh McCay, Southern Living, 15 Aug. 2025

Fittingly, the car’s namesake and owner is motorsport-icon Roger Penske, whose team is synonymous with the 917’s success. —Viju Mathew, Robb Report, 14 Aug. 2025

Here’s more on the feisty car that, in Detroit, is synonymous with rap music and the city’s automotive history. —Leah Olajide, Freep.com, 14 Aug. 2025

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