Available Definitions:
1) n. - The act of giving form or shape to anything; a forming; a shaping.
2) n. - The manner in which a thing is formed; structure; construction; conformation; form; as, the peculiar formation of the heart.
3) n. - A substance formed or deposited.
4) n. - Mineral deposits and rock masses designated with reference to their origin; as, the siliceous formation about geysers; alluvial formations; marine formations.
5) n. - A group of beds of the same age or period; as, the Eocene formation.
6) n. - The arrangement of a body of troops, as in a square, column, etc.