adjective

1. 1. on the outside; outer; outermost an exterior wall
   2. to be used on the outside exterior paint
2. originating outside; acting or coming from without exterior forces

Etymology: L, compar. of exter, exterus, on the outside: see external

noun

1. an outside or outside surface
2. an outward appearance a misleading exterior
3. ☆ a picture, view, stage setting, etc. of a scene outdoors