The Collaborative International Dictionary of English v.0.48:
Bisulcate \Bi*sul"cate\, a. [Pref. bi- + sulcate.] [1913 Webster] 1. Having two grooves or furrows. [1913 Webster] 2. (Zool.) Cloven; said of a foot or hoof. [1913 Webster]WordNet (r) 3.0 (2006):
bisulcate adj 1: (used of hooves) split, divided; "bisulcate hoof" [syn: cloven, bisulcate]