Hepatize \Hep"a*tize\, v. t. [imp. & p. p. {Hepatized}; p. pr. & vb. n. {Hepatizing}.] [Gr. ? to be like the liver, to be liver-colored, fr. ?, ?, the liver: cf. E. hepatite, and (for sense 2) F. h['e]patiser.] 1. To impregnate with sulphureted hydrogen gas, formerly called hepatic gas. On the right . . . were two wells of hepatized water. --Barrow. 2. To gorge with effused matter, as the lungs.