Meaning of the word subset in English

What does subset mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

subset

US /ˈsʌb.set/
UK /ˈsʌb.set/

Noun

a set of which all the elements are contained in another set

Example:
The set of even numbers is a subset of the set of integers.
This data represents a small subset of the total information available.