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

There are few vehicles more synonymous with luxury over the last half century than the Range Rover. —Bryan Hood, Robb Report, 29 Apr. 2026

For millenia, being cured was synonymous with feeling better. —Hannah Kerman, STAT, 29 Apr. 2026

For more than 30 years, Dello Russo Laser Vision has been synonymous with innovation in vision correction. —Connie Etemadi, USA Today, 28 Apr. 2026

In the photo, Sam is the one wearing the halo that will eventually become synonymous with the pop star Mother Mary. —Literary Hub, 27 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