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Synonyms

dissimilar

American  
[dih-sim-uh-ler, dis-sim-] / dɪˈsɪm ə lər, dɪsˈsɪm- /

adjective

  1. not similar; unlike; different.

    Synonyms:
    individual, diverse, disparate, distinct

dissimilar British  
/ dɪˈsɪmɪlə /

adjective

  1. not alike; not similar; different

"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 dissimilar

First recorded in 1615–25; dis- 1 + similar

Explanation

If your sister has dark skin and dark hair, and you have fair skin and fair hair, people might say that your looks are dissimilar or not alike. Inside of dissimilar you find similar which means alike. By now, you've probably figured out that dis at the beginning of a word tells you the word means the opposite of whatever comes after. That rule holds here. Dissimilar is the opposite of similar. You've probably heard that you should not use double negatives. Well with dissimilar, it's okay to say something like, "Art is not dissimilar to music in that it is a creative activity. Here, "not dissimilar" means similar.

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Vocabulary lists containing dissimilar

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.

That doesn’t happen until Act 4, but at the earlier finale, full of tomfoolery, the stage is well set for depth in a way not dissimilar to “Falstaff.”

From Los Angeles Times • Apr. 29, 2026

So I think we’re well situated in the United States to have a simple message in 2026—not dissimilar to Hungary—about corruption and the cost-of-living crisis.

From Slate • Apr. 20, 2026

Although we do not have quite as many white Easters as white Christmases, the chances are not too dissimilar.

From BBC • Apr. 4, 2026

BTS has issued a different but not dissimilar concept with “Arirang.”

From Salon • Mar. 21, 2026

Although their experimental strategies were superficially dissimilar, both were studying gene regulation.

From "The Gene" by Siddhartha Mukherjee

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