formation
noun
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the act of forming or establishing somethingconstitution
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the act of fabricating something in a particular shapeshaping
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creation by mental activity“the formation of sentences”
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a particular spatial arrangement
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an arrangement of people or things acting as a unit“a defensive formation”
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(geology) the geological features of the earthgeological formation
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natural process that causes something to form“the formation of gas in the intestine”