(physics) A mathematical apparatus that allows systematic investigation of the changes of a physical system as viewed at different distance scales.

plural of group action

An encounter group or similar group therapy method.

(algebra) The largest sporadic group, of order 2⁴⁶ · 3²⁰ · 5⁹ · 7⁶ · 11² · 13³ · 17 · 19 · 23 · 29 · 31 · 41 · 47 · 59 · 71 (approximately 8 · 10⁵³), denoted M or F₁.

a group that forms only a small part of the population, whether it be for ethnic or other reasons.

plural of group box

A group of foreign diplomats based in Dhaka, Bangladesh, representing the United States, Canada, the United Kingdom, Australia, the European Union, and Japan.

(algebra, Galois theory) The automorphism group of a Galois extension.

(UK, retail) A form of retail franchise company that does not own or operate stores, but acts as a supplier to independent grocers, supermarkets, etc. which then trade under a common banner.

A small group of people who meet regularly to discuss a shared field of study.