supergroup
noun
University
1
Any group composed of other groups.
2
The group to which a subgroup belongs.
3
A group of musicians, each a star (especially, a superstar) of another band (especially in rock music).
4
A generalization of groups, used in the study of supersymmetry.
5
In the L-carrier system, a multiplexed group of channel groups.
6
A sequence of groups of formations that compose a coherent unit.