a. [ad. L. alvīn-us, f. alvus the belly.] Pertaining to the abdomen or its contents.
1754. Phil. Trans., XLVIII. 581. As to the natural excretions, the alvine were easy and proper.
1871. Tyndall, Fragm. Sc. (ed. 6), II. xi. 286. Sanguinolent alvine evacuations.