[con.cre.tion] n (1541) 1: something concreted: as a: a hard usu. inorganic mass (as a bezoar or tophus) formed in a living body b: a mass of mineral matter found generally in rock of a composition different from its own and produced by deposition from aqueous solution in the rock
2: the act or process of concreting: the state of being concreted "~ of ideas in an hypothesis" -- con.cre.tion.ary adj