Such speeches . . . are grievous corrosives.
Hooker.
-- Cor*ro"sive*ly, adv. -- Cor*ro"sive*ness, n.
Cor*ro"val (kr-r?"val), n. A dark brown substance of vegetable origin, allied to curare, and used by the natives of New Granada as an arrow poison.
Cor*ro"va*line (-v?-l?n or -l?n), n. (Chem.) A poisonous alkaloid extracted from corroval, and characterized by its immediate action in paralyzing the heart.
Cor"ru*gant (k?r"r?-gant), a. [L. corrugans, p. pr. See Corrugate.] Having the power of contracting into wrinkles. Johnson.
Cor"ru*gate (k?r"r?-g?t), a. [L. corrugatus, p. p. of corrugare; cor-+ rugare to wrinkle, ruga wrinkle; of uncertain origin.] Wrinkled; crumpled; furrowed; contracted into ridges and furrows.
Cor"ru*gate (-g?t), v. t. [imp. & p. p. Corrugated (-g?`t?d); p. pr. & vb. n. Corrugating (-g?`t?ng).] To form or shape into wrinkles or folds, or alternate ridges and grooves, as by drawing, contraction, pressure, bending, or otherwise; to wrinkle; to purse up; as, to corrugate plates of iron; to corrugate the forehead.
Corrugated iron, sheet iron bent into a series of alternate ridges and grooves in parallel lines, giving it greater stiffness. -- Corrugated paper, a thick, coarse paper corrugated in order to give it elasticity. It is used as a wrapping material for fragile articles, as bottles.
Cor`ru*ga"tion (k?r`r?-g?"sh?n), n. [Cf. F. corrugation.] The act corrugating; contraction into wrinkles or alternate ridges and grooves.
Cor"ru*ga`tor (k?r"r?-g?`t?r), n. [NL.; cf. F. corrugateur.] (Anat.) A muscle which contracts the skin of the forehead into wrinkles.
Cor*ru"gent (k?r-r?"jent), a. (Anat.) Drawing together; contracting; -- said of the corrugator. [Obs.]
Cor*rump" (k?r-r?mp"), v. t. [L. corrumpere.] To corrupt. See Corrupt. [Obs.] Chauser.