sim·​i·​lar·​i·​ty | \ ˌsi-mə-ˈler-ə-tē How to pronounce similarity (audio) , -ˈla-rə- \
plural similarities

Definition of similarity

1 : the quality or state of being similar : resemblance
2 : a comparable aspect : correspondence

Choose the Right Synonym for similarity

likeness, similarity, resemblance, similitude, analogy mean agreement or correspondence in details. likeness implies a closer correspondence than similarity which often implies that things are merely somewhat alike. a remarkable likeness to his late father some similarity between the two cases resemblance implies similarity chiefly in appearance or external qualities. statements that bear little resemblance to the truth similitude applies chiefly to correspondence between abstractions. two schools of social thought showing points of similitude analogy implies likeness or parallelism in relations rather than in appearance or qualities. pointed out analogies to past wars

Examples of similarity in a Sentence

I doubt that these words are related beyond a similarity in sound. The books share a similarity of ideas. I see a lot of similarities in them. Looking at these fossils, I see some similarity to modern-day birds. I see very little similarity between your situation and his.
Recent Examples on the Web By comparing them, the system determines the level of similarity between the analyzed face and the existing image. Lincoln Ando, Forbes, 25 Aug. 2022 Yet, that kind of similarity is often enough to spark an idea theft claim — and in the peak content era, there’s more opportunity than ever to file such suits. Ashley Cullins, The Hollywood Reporter, 12 Aug. 2022 There's a lot of similarity between Gotham Knights and Marvel's Spider-Man. Nick Romano,, 10 Aug. 2022 Straw yellow in the glass with tiny champagne-like bubbles, the beer bright and crisp, another standout in a sea of similarity elsewhere. Globe Staff,, 5 July 2022 There’s a similarity that has to with having a basic love of the underlying subject and respect for it. Chris Willman, Variety, 13 Sep. 2022 Carey’s physical similarity to Olivia Cooke — who takes over the role of Alicent Hightower partway through the first season of Dragon — is rather uncanny in the series. James Hibberd, The Hollywood Reporter, 12 Sep. 2022 In real life, Lewis’ mother pointed out, Rio also loves to bake — just another similarity between her and the character. Adriana Pérez, Chicago Tribune, 10 Sep. 2022 The living presidents and their spouses remembered her with remarkable similarity. Rick Klein, ABC News, 9 Sep. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'similarity.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of similarity

1615, in the meaning defined at sense 1

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Time Traveler for similarity

Time Traveler

The first known use of similarity was in 1615

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Dictionary Entries Near similarity



similarly placed

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Statistics for similarity

Last Updated

29 Sep 2022

Cite this Entry

“Similarity.” Dictionary, Merriam-Webster, Accessed 1 Oct. 2022.

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More Definitions for similarity


sim·​i·​lar·​i·​ty | \ ˌsi-mə-ˈler-ə-tē How to pronounce similarity (audio) \
plural similarities

Kids Definition of similarity

: the quality or state of being alike in some way or ways There is a similarity in looks between the children.

More from Merriam-Webster on similarity

Nglish: Translation of similarity for Spanish Speakers

Britannica English: Translation of similarity for Arabic Speakers


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