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

Summer might be synonymous with beach trips and sandy feet, but as anyone who prefers fresh water will tell you, a lake getaway can be just as relaxing. — Lydia Mansel, Travel + Leisure, 15 Aug. 2026

What seems to be going on is that animals recognize an action, and then seek its cause, but the causes that most matter are those that are synonymous with biological life. — Literary Hub, 14 Aug. 2026

Finally, energy security is not synonymous with clean energy. — Jason Bordoff, Foreign Affairs, 14 Aug. 2026

The goal was to make the university recognizable without losing the understated, stackable style that has become synonymous with Gorjana. — Trisha Easto, AZCentral.com, 14 Aug. 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