Subgroup
/sˈʌˌbɡrup/
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Definition
(noun) A group within a larger group; a group whose members are some, but not all, of the members of a larger group.
Sentence Examples
Every subgroup of an abelian group is abelian.
The group has only one subgroup.
CEFR Practice Quiz
Researchers were divided into a small ____ to focus specifically on the environmental impact study.