Contiguous /(?)/

Con·tig·u·ous

Contiguous

a.
  1. In actual contact; touching; also, adjacent; near; neighboring; adjoining.
    The two halves of the paper did not appear fully divided . . . but seemed contiguous at one of their angles.
    Sees no contiguous palace rear its head.

Phrases & Compounds
Contiguous angles
See Adjacent angles, under Angle.