subset

noun

sub·​set ˈsəb-ˌset How to pronounce subset (audio)
1
: a set each of whose elements is an element of an inclusive set
2
: division, portion
a subset of our community

Examples of subset in a Sentence

The set {1,2,3} is a subset of the set {1,2,3,4,5}. Only a small subset of the patients in the study experienced these side effects.
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.
Try to test it with a subset of production data prior to deployment, and have real-time use cases that can be tested by your team and by a set of end users. Expert Panel®, Forbes, 1 Nov. 2024 A lot of movies in this subset of vampire stories are entertaining or lurid or both, but this one from director Emily Harris is actually a good movie, too. Jordan Crucchiola, Vulture, 29 Oct. 2024 Roughly half of states reported party registration data, and smaller subsets shared demographic details like age and gender. Julia Mueller, The Hill, 29 Oct. 2024 Security Check seems to summarize a subset of the issues from the main security score chart. PCMAG, 7 Nov. 2024 See all Example Sentences for subset 

Word History

First Known Use

1881, in the meaning defined at sense 1

Time Traveler
The first known use of subset was in 1881

Dictionary Entries Near subset

Cite this Entry

“Subset.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/subset. Accessed 28 Nov. 2024.

Kids Definition

subset

noun
sub·​set ˈsəb-ˌset How to pronounce subset (audio)
: a mathematical set that is a part of another mathematical set
the set of even numbers is a subset of the set of all numbers

More from Merriam-Webster on subset

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