Definition of subset
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.
1881
First Known Use of subset
1881
Other Mathematics and Statistics Terms
SUBSET Defined for English Language Learners
subset
playDefinition of subset for English Language Learners

: a group of things, people, etc., that is part of a larger group
SUBSET Defined for Kids
subset
playDefinition of subset for Students
: a small division or portion
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