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Formation

Last updated July 13, 2025

Formation may refer to:

Cave formation or speleothem, a secondary mineral deposit formed in a cave
Class formation, a topological group acting on a module satisfying certain conditions
Formation (group theory), a class of groups that is closed under some operations
Formation constant, an equilibrium constant for the formation of a complex in solution
Formation enthalpy, standard heat of formation of a compound
Formation (group theory), a class of groups
Formation (geology), a formally named rock stratum or geological unit
Formation of rocks, how rocks are formed
Formation and evolution of the Solar System, history of the Solar System
Rock formation, an isolated, scenic, or spectacular surface rock outcrop
Vegetation formation, a concept used to classify vegetation communities

Formation level, the native material underneath a constructed road, pavement or railway
Formation (Li-ion battery), a process step in the manufacture of Li-ion batteries necessary for long cell life
Formation water, water that is produced as a byproduct during oil and gas production

Formation flying, the disciplined flight of two or more aircraft under the command of a flight leader
Formation (military), a high-level military organization
Tactical formation, the arrangement or deployment of moving military forces
Formation, an element in order of battle as a formal assembly of military personnel usually to receive the course of actions (operation order) or get deployed to operations
- Formation may be tactical or ceremonial

Formation Records, a record label headed by DJ SS
"Formation" (song), a song by American singer Beyoncé on her 2016 album Lemonade
The Formation World Tour, concert tour by Beyoncé for her album Lemonade

Formations or saṅkhāra , an important Buddhist concept
Formation in the Catholic Church, the personal preparation that the Catholic Church offers to people with a defined mission

Formation (association football), how team players are positioned on the pitch
Formation (American football), the positions in which players line up before the start of a down
Formation (bandy), how the players are positioned on the rink
Formation dance, a style of ballroom dancing
Formation finish, a staged motor-race finish in which multiple vehicles of the same team cross the finish line together

Contract formation in law; an offer, acceptance, consideration, and a mutual intent to be bound
Formation 8, an American venture capital firm in San Francisco, California
Formation of a coalition government, led by a formateur
Government formation in a parliamentary system
Formations, imprint of Ohio State University Press