noun the outward surface or part of a thing; that which is external; outside.
2. exterior ·adj relating to foreign nations; foreign; as, the exterior relations of a state or kingdom.
3. exterior ·noun outward or external deportment, form, or ceremony; visible act; as, the exteriors of religion.
4. exterior ·adj external; outward; pertaining to that which is external;
opposed to interior; as, the exterior part of a sphere.
5. exterior ·adj external; on the outside; without the limits of; extrinsic; as, an object exterior to a man, opposed to what is within, or in his mind.