ŏp'pi-lā'tion, n.

n. [Lat. oppilatio, It. oppilazione, Sp. opilacion, Pr. opilacio, Fr. opilation.] The act of filling or crowding together; a stopping by redundant matter; obstructions, particularly in the lower intestines. “Gouts and dropsies, catarrhs and oppilations.” Bp. Taylor.