a. [ Pref. bi- + lobate. ] Divided into two lobes or segments. [ 1913 Webster ]

adj. 1. divided into two lobes.
Syn. -- bilobate. [ WordNet 1.5 ]

2. having two lobes; as, a bilobate leaf.
Syn. -- bilobate, bilobed. [ WordNet 1.5 ]

a. [ Pref. bi- + lobe. ] Bilobate. [ 1913 Webster ]