1.Definition: (geology) the geological features of the earth

Category: Objects

2.Definition: a particular spatial arrangement

Category: Objects

3.Definition: an arrangement of people or things acting as a unit

"A defensive formation", "A formation of planes"

Category: General

4.Definition: creation by mental activity

"The formation of sentences", "The formation of memories"

Category: General

5.Definition: natural process that causes something to form

"The formation of gas in the intestine", "The formation of crystals", "The formation of pseudopods"

Category: General

6.Definition: the act of fabricating something in a particular shape

Category: General

7.Definition: the act of forming or establishing something

Related Noun(s):constitution, establishment, organisation, organization

Category: General