meaning of formation
1. The act of giving form or shape to anything; a forming; a shaping.
2. The manner in which a thing is formed; structure; construction; conformation; form; as, the peculiar formation of the heart.
3. A substance formed or deposited.
4. Mineral deposits and rock masses designated with reference to their origin; as, the siliceous formation about geysers; alluvial formations; marine formations.
5. A group of beds of the same age or period; as, the Eocene formation.
6. The arrangement of a body of troops, as in a square, column, etc.
7. the act of forming something; "the constitution of a PTA group last year"; "it was the establishment of his reputation"; "he still remembers the organization of the
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