[stra.tus] n, pl stra.ti [NL, fr. L, pp. of sternere] (ca. 1803): a cloud form extending over a large area at altitudes of usu. 2000 to 7000 feet (600 to 2100 meters)--see cloud illustration
STRATUS
Meaning of STRATUS in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012