subgroup

English Thesaurus

1. (mathematics) a subset (that is not empty) of a mathematical group (noun.cognition)

hypernym	:	group, mathematical group,
definition	:	a set that is closed, associative, has an identity element and every element has an inverse (noun.cognition)

domain category	:	math, mathematics, maths,
definition	:	a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement (noun.cognition)

2. a distinct and often subordinate group within a group (noun.group)

hypernym	:	group, grouping,
definition	:	any number of entities (members) considered as a unit (noun.tops)

hyponym	:	bench,
definition	:	the reserve players on a team (noun.group)