Ex*te"ri*or, a. [L. exterior, compar. of exter or exterus on the outside, outward, foreign, strange, a compar. fr. ex: cf. F. ext'erieur. See Ex, and cf. Extreme, Interior.]
1.
External; outward; pertaining to that which is external; -- opposed to interior; as, the exterior part of a sphere.
Sith nor the exterior nor the inward man
Resemble that it was.
Shak.
2.
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.
Without exterior help sustained.
Milton.
3.
Relating to foreign nations; foreign; as, the exterior relations of a state or kingdom.
Exterior angle Geom., the angle included between any side of a triangle or polygon and the prolongation of the adjacent side; also, an angle included between a line crossing two parallel lines and either of the latter on the outside. -- Exterior side Fort., the side of the polygon upon which a front of fortification is formed.
Wilhelm.
See Illust. of Ravelin.
© Webster 1913.
Ex*te"ri*or, n.
1.
The outward surface or part of a thing; that which is external; outside.
2.
Outward or external deportment, form, or ceremony; visible act; as, the exteriors of religion.
© Webster 1913.