noun · verb · 5 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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UK:/ˈsʌbˌsɛt/
US:Recorded audio is listed in the source snapshot.
CMU ARPABET:S AH1 B S EH2 T
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
A set A such that every element of A is also an element of S.
Definition source: English Wiktionary via Wiktextract
Topics: mathematics, sciences, set-theory
Examples
The set of integers is a subset of the set of real numbers.
The set #92;lbracea,b#92;rbrace is a both a subset and a proper subset of #92;lbracea,b,c#92;rbrace while the set #92;lbracea,b,c#92;rbrace is a subset of #92;lbracea,b,c#92;rbrace but not a proper subset of #92;lbracea,b,c#92;rbrace.
1963, David B. MacNeil, Modern Mathematics for the Practical Man, David Van Nostrand, Republished as 2013, David B. MacNeil, Fundamentals of Modern Mathematics: A Practical Review, Dover, page 3, In the foregoing example, the set D of the first four letters of the alphabet, was a subset of the set A of all the letters of the alphabet, because A includes all the members of D.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
A group of things or people, all of which are in a specified larger group.
Definition source: English Wiktionary via Wiktextract
Examples
We asked a subset of the population of the town for their opinion.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
verb
Meaning 3
To take a subset of.
Definition source: English Wiktionary via Wiktextract
Usage: transitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
verb
Meaning 4
To extract only the portions of (a font) that are needed to display a particular document.
Definition source: English Wiktionary via Wiktextract