supergroup
nounEtymology From super- + group.
1
Any group composed of other groups.
- Near-synonyms: superset (often synonymous), superclass, supercategory
2
Mathematics, Sciences The group to which a subgroup belongs.
- Formally, a supergroup is a more general notion than group. We illustrate the difference between the two notions by a simple example.2011, Alexander Kulikov, Nikolay Vereshchagin, editors, Computer Science – Theory and Applications […] , Springer, →ISBN, page 237:
3
Entertainment, Lifestyle, Music A group of musicians, each a star (especially, a superstar) of another band (especially in rock music).
- In 1974, David Geffen, Asylum's main man, applied his negotiating abilities to creating a country-rock supergroup along the lines of Crosby, Stills & Nash.1990, Wayne Jancik, The Billboard Book of One-Hit Wonders, →ISBN, page 365:
- A supergroup is a rock and pop music term for a group whose members are already successful and well known, either as solo performers or part of other groups. It was first applied in 1968, to Cream, whose three members had already achieved prominence, […][2017, Norman Abjorensen, Historical Dictionary of Popular Music, Rowman & Littlefield, →ISBN, page 487:
4
Natural sciences, Physical sciences, Physics A generalization of groups, used in the study of supersymmetry.
5
Communications, Electrical engineering, Engineering, Natural sciences, Physical sciences, Telecommunications In the L-carrier system, a multiplexed group of channel groups.