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Synonyms

synonymous

American  
[si-non-uh-muhs] / sɪˈnɒn ə məs /

adjective

  1. having the character of synonyms or a synonym; equivalent in meaning; expressing or implying the same idea.


synonymous British  
/ sɪˈnɒnɪməs /

adjective

  1. (often foll by with) being a synonym (of)

  2. closely associated (with) or suggestive (of)

    his name was synonymous with greed

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of synonymous

First recorded in 1600–10; from Medieval Latin synōnymus, from Greek synṓnymos, equivalent to syn- prefix + -ōnym- “name, word” + -os adjective suffix; see syn-, -onym, -ous

Explanation

If two words are synonymous, they mean the same thing. You tried to convince her that "love" and "chocolate" were not synonymous, but it was no use. In addition to describing words with the same or similar meanings, you can use the adjective synonymous to describe things that are similar in a more figurative way. Summer is synonymous with picnics, playing outside, and days at the beach. Summer is also synonymous with ants, skinned knees, and sunburn!

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Vocabulary lists containing synonymous

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Their new away kit uses diamond graphics synonymous with Adidas kits from that decade, including the strips worn by the French side themselves between 1994-96.

From BBC Aug. 9, 2026

Newsom’s concerns represent a divide in views between two top elected officials in a state that has long been synonymous with entertainment.

From The Wall Street Journal Jul. 31, 2026

The California Department of Motor Vehicles, long synonymous with slow lines and bureaucracy — immortalized by the sloths of the Department of Mammal Vehicles in Disney’s “Zootopia” — is expanding its digital services.

From Los Angeles Times Jul. 23, 2026

He seems to think that, in the context of nuclear facilities, “civil” is synonymous with “non-enriched.”

From Slate Jul. 23, 2026

A foedus is a league, or compact, but it is often used as synonymous with lex, and Renaissance commentators on Lucretius interpreted him as talking about the laws of nature.

From "The Invention of Science" by David Wootton

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