Entry 3 senses · 2 variants Webster, 1913 Bifurcate /bĭf'-ẽrk-ātˌ/ · Bi·fur·cate · IPA /ˈbaɪfɚˌkeɪt/ a. v. i. 01 a. Two-pronged; forked. 1. Two-pronged; forked. 2. divided into or made up of two parts. Syn. chesty. 02 v. i. To divide into two branches. 1. To divide into two branches.