sub·​set ˈsəb-ˌset How to pronounce subset (audio)
: a set each of whose elements is an element of an inclusive set
: 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 For your summer reading pleasure, here is a selection of 41 new books to choose from, including ones by Wisconsin writers, with a subset of choices for children and teens. Jim Higgins, Journal Sentinel, 15 May 2024 But the whirl of life meant almost a decade would pass before my trip — a period during which Biarritz began exerting a pull over an ever-wider subset of travelers. David Amsden, Travel + Leisure, 14 May 2024 See all Example Sentences for subset 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'subset.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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.” Dictionary, Merriam-Webster, Accessed 29 May. 2024.

Kids Definition


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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