bi ‧ fur ‧ cate /ˈbaɪfəkeɪt $ -ər-/ BrE AmE verb [intransitive]
[ Date: 1600-1700 ; Language: Medieval Latin ; Origin: past participle of bifurcare , from Latin bi- ( ⇨ ↑ bi- ) + furca 'fork' ]
formal if a road, river etc bifurcates, it divides into two separate parts SYN fork
—bifurcation /ˌbaɪfəˈkeɪʃ ə n $ -fər-/ noun [uncountable and countable]