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

Something as simple as a single strand pearl necklace has long been synonymous with Hollywood A-listers, British royalty, and iconic figures of the ‘80s and ‘90s - think Audrey Hepburn, Jackie Kennedy, and Princess Diana. —Felicity Carter, Forbes.com, 10 July 2025

Princess Diana was famously a Dior muse, often wearing the house’s elegant designs and carrying the iconic Lady Dior bag, which became synonymous with her timeless style. —Janine Henni, People.com, 8 July 2025

Silicon Valley, synonymous with technological innovation worldwide, is home to Apple, Alphabet, Nvidia, Intel, Cisco, HP and Meta, which combined generated about $340 billion in profits in 2024. —Liz Ames, Mercury News, 8 July 2025

Southern California is essentially synonymous with surf, sand, and sun. —Cu Fleshman, Travel + Leisure, 5 July 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