- Structure - Team of ballroom dancers - The act of giving form or shape to anything; a forming;
a shaping. - The manner in which a thing is formed; structure;
construction; conformation; form; as, the peculiar formation of the
heart. - A substance formed or deposited. - Mineral deposits and rock masses designated with
reference to their origin; as, the siliceous formation about geysers;
alluvial formations; marine formations. - A group of beds of the same age or period; as, the
Eocene formation.
- Of or pertaining to the lowest division of the
Carboniferous formations underlying the proper coal measures. It was a
marine formation characterized in general by beds of limestone. - The Subcarboniferous period or formation.