EXTE'RIOR, a. [L. from exterus, foreign.]1. External; outward; applied to the outside or outer surface of a body, and opposed to interior. We speak of the exterior and interior surfaces of a concavo-convex lens.2. External; on the outside, with reference to a person; extrinsic. We speak of an object exterior to a man, as opposed to that which is within or in his mind.
EXTE'RIOR, n. The outward surface; that which is external.1. Outward or visible deportment; appearance.