Be-tŏn', n.

(-tŏng'), n. [Fr. béton, bleton, bletton, from Sp. betun, It. bitume, Lat. bitumen, Jew's-pitch or fossil tar.] (Masonry.) A kind of concrete or hydraulic cement, rendered more compact by being mixed with gravel, pebbles, &c., and used in submarine works as a foundation of masonry. Simmonds.