subgroup
[
suhb
-groop]
/ˈsʌbˌgrup/
noun
1.
a subordinate
group
; a division of a
group
.
2.
Chemistry.
a division of a
group
in the periodic table.
3.
Mathematics.
a subset of a
group
that is closed under the
group
operation and in which every element has an inverse in the subset.
Origin
1835-45;
sub-
+
group
Examples from the web for
subgroup
The
subgroup
of people with mild cognitive impairment also improved.
Meanwhile, neither
subgroup
of rats on low-fat chow gained any significant excess weight.
It is a
subgroup
of the isometry group of the space concerned.
British Dictionary definitions for
subgroup
subgroup
/
ˈsʌbˌɡruːp
/
noun
1.
a distinct and often subordinate division of a group
2.
a mathematical group whose members are members of another group, both groups being subject to the same rule of combination