formation
noun
an arrangement of people or things acting as a unit
“a defensive formation”
“a formation of planes”
the act of fabricating something in a particular shape
Synonymsshapingthe act of forming or establishing something
“the constitution of a PTA group last year”
“it was the establishment of his reputation”
(geology) the geological features of the earth
Synonymsgeological formationa particular spatial arrangement
natural process that causes something to form
“the formation of gas in the intestine”
“the formation of crystals”
creation by mental activity
“the formation of sentences”
“the formation of memories”
Source: WordNet 3.1, Princeton University
