subgroup

[ suhb-groop ]

Phonetic (Standard)IPA

noun

a subordinate group; a division of a group.
Chemistry. a division of a group in the periodic table.
Mathematics. a subset of a group that is closed under the group operation and in which every element has an inverse in the subset.

subgroup

/ ˈsʌbˌɡruːp /

a distinct and often subordinate division of a group
a mathematical group whose members are members of another group, both groups being subject to the same rule of combination

First recorded in 1835–45; sub- + group

Heroin overdose deaths from 2010 to 2012 increased in every single subgroup examined in the CDC report.

I think one of the main issues would be that there may be a subgroup of people who may run into problems with compulsive use.

It means treating women not as some alien species or subgroup.

There's a subgroup that both attends and mocks, but it's tiny.

Integrated Jews are not a foreign subgroup in France or Canada.

The growth of cities is the visible sign of an upward movement of labor in the subgroup series.

If improvements were long confined to one subgroup, they might send labor into other subgroups and even into other general groups.

Some naturalists make this genus the type of a distinct subgroup, Centurioneae.

On no other evidence would we be justified in ascribing 200 persons to each subgroup.

In 1839, Waterhouse referred the genus Geomys to his family Arvicolidae, considered by him to be a subgroup of muroids.

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