- the act or process of forming or the state of being formed: the formation of ice.
- the manner in which a thing is formed; disposition of parts; formal structure or arrangement.
- Military.
- a particular disposition of troops, as in columns, squares, etc.
- any required assembling of the soldiers of a unit.
- Geology.
- a body of rocks classed as a stratigraphic unit for geologic mapping.
- the process of depositing rock or mineral of a particular composition or origin.
- the act of giving or taking form, shape, or existence
- something that is formed
- the manner in which something is formed or arranged
- a formal arrangement of a number of persons or things acting as a unit, such as a troop of soldiers, aircraft in flight, or a football team
- (as modifier)
- geology
- the fundamental lithostratigraphic unit
- a series of rocks with certain characteristics in common
- a community of plants, such as a tropical rainforest, extending over a very large area
