exterior
/ek-ˈstir-ē-ər/
adjective
being on an outside surface : situated on the outside
observable by outward signs
suitable for use on outside surfaces
noun
an exterior part or surface : outside
outward manner or appearance
a representation (as on stage or film) of an outdoor scene; also : a scene filmed outdoors
noun
the angle between a side of a polygon and an extended adjacent side
an angle formed by a transversal as it cuts one of two lines and situated on the outside of the line