similarity

noun

sim·​i·​lar·​i·​ty ˌsi-mə-ˈler-ə-tē How to pronounce similarity (audio)
-ˈla-rə-
plural similarities
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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
On a recording of The Zach Lowe show this week, Lowe, a national NBA analyst, pointed out the similarities between an offensive possession the Timberwolves produced in the first quarter of Wednesday’s Game 5 and what San Antonio did in the 2014 Western Conference Finals, also in Oklahoma City. Jace Frederick, Twin Cities, 31 May 2025 Earlier this year, a U.K. appeals court ruled in favor of Thatchers, a cider company, which sued Aldi over design similarities in the packaging of its lemon cider. Anne Marie D. Lee, CBS News, 30 May 2025 Yet the siblings’ new environment curdles pretty quickly as Laura becomes unduly fascinated with Piper’s similarities to her deceased child, and is outwardly hostile toward the fiercely protective Andy. David Sims, The Atlantic, 30 May 2025 But in terms of their aggression, there’s a similarity, as both Sørensen and Marsch want the game to be played at the highest of tempos. Joshua Kloke, New York Times, 30 May 2025 See All Example Sentences for similarity

Word History

Etymology

borrowed from New Latin similāritāt-, similāritās, from Medieval Latin similāris similar + Latin -itāt-, -itās -ity

First Known Use

1615, in the meaning defined at sense 1

Time Traveler
The first known use of similarity was in 1615

Browse Nearby Words

Cite this Entry

“Similarity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/similarity. Accessed 10 Jun. 2025.

Kids Definition

similarity

noun
sim·​i·​lar·​i·​ty ˌsim-ə-ˈlar-ət-ē How to pronounce similarity (audio)
plural similarities
1
: the quality or state of being similar : resemblance
2
: a point in which things are similar : correspondence

More from Merriam-Webster on similarity

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