outside
UK: ˌaʊtˈsaɪd | US: ˌaʊtˈsaɪd
n. the external side or surface of something
adv. on or to the exterior of a place or object
adj. relating to or situated on the exterior
prep. beyond the boundaries or limits of
The word "outside" combines the Old English root "ūt" (meaning "out, external") and "sīde" (meaning "side, flank"). It emerged in Middle English (14th century) to describe spatial exteriority. The morphemes retain their original meanings, with "out" emphasizing directionality and "side" specifying a boundary or surface. This logical pairing reflects a Germanic tendency to form compound words for spatial relationships.
She waited outside the building.
The paint on the outside is peeling.
He prefers outside activities like hiking.
The noise came from outside the window.
Temperatures dropped below freezing outside.