n. 25B6; noun the outside of the building : OUTER/EXTERNAL SURFACE, exterior, outer side/layer, case, skin, shell, covering, facade.
ecto-, exo-, extra-.
25B6; adjective
outside lights : EXTERIOR, external, outer, outdoor, out-of-doors.
outside contractors : INDEPENDENT, hired, temporary, freelance, casual, external, extramural.
an outside chance : SLIGHT, slender, slim, small, tiny, faint, negligible, remote, vague.
25B6; adverb they went outside 007C; shall we eat outside? : OUTDOORS, out of doors.
inside.