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 Here’s a small subset of the gamma-ray bursts detected by Swift, which captures a glimpse of the diversity of these pulse shapes. Amy Lien, Discover Magazine, 19 Apr. 2024 For a relatively small subset of students, this year’s application process went more smoothly than ever. Silas Allen, Fort Worth Star-Telegram, 18 Apr. 2024 But there’s a Great American subset — where the adventure rocks the infrastructure and the life leaves a gash. Wesley Morris, New York Times, 12 Apr. 2024 Only this tiny, tiny subset of the photons can get out. Quanta Magazine, 11 Apr. 2024 And there’s a much more concerning subset of the integrity problem, one that feels more permanent and specific to the style and ubiquity of online gambling. Jay Caspian Kang, The New Yorker, 29 Mar. 2024 Already, a small subset of content receives the overwhelming share of attention: On TikTok and YouTube, for example, the majority of views are concentrated on a very small percentage of uploaded videos. Nathaniel Lubin, The Atlantic, 12 Mar. 2024 The White House has wrestled for months with growing discontent from a subset of Democratic voters over the president's Middle East policies. Asma Khalid, NPR, 1 Apr. 2024 Instead, the board has appointed a subset of its members to serve on an oversight committee, which has done little so far. Daniel Borenstein, The Mercury News, 29 Mar. 2024

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.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/subset. Accessed 24 Apr. 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

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