bifurcate
verb
• divide into two branches or forks.
• "just below Cairo the river bifurcates"
bifurcate
adjective
• divided into two branches or forks.
• "a bifurcate tree"
Origin:
early 17th century: from medieval Latin bifurcat- ‘divided into two forks’, from the verb bifurcare, from Latin bifurcus ‘two-forked’, from bi- ‘having two’ + furca ‘a fork’.