RhymeZone: supergroup definitions

Definitions of supergroup:

noun: (mathematics) The group to which a subgroup belongs.
noun: (music) A group of musicians, each a star of another band (especially in rock music).
noun: (physics) A generalization of groups, used in the study of supersymmetry.
noun: (telecommunications) In the L-carrier system, a multiplexed group of channel groups.
noun: (geology) A sequence of groups of formations that compose a coherent unit.

(Definitions from Wiktionary)