Main Entry: stra·tus

Pronunciation: \ˈstrā-təs, ˈstra-\

Function: noun

Inflected Form(s): plural stra·ti \ˈstrā-ˌtī, ˈstra-\

Etymology: New Latin, from Latin, past participle of sternere

Date: circa 1803

: a low cloud form extending over a large area at altitudes of usually 2000 to 7000 feet (600 to 2100 meters) — see cloud illustration