Word Study
stratus
CIDE DICTIONARY
stratus, n. [L. stratus a spreading out, scattering, from sternere, stratum, to spread.].
A form of clouds in which they are arranged in a horizontal band or layer. See Cloud. [1913 Webster]
OXFORD DICTIONARY
stratus, n. (pl. strati) a continuous horizontal sheet of cloud.
Etymology
L, past part. of sternere: see STRATUM
THESAURUS
stratus
Cloudcuckooland, alto-cumulus, alto-stratus, anvil cloud, banner cloud, billowy cloud, cap cloud, cirro-cumulus, cirro-fillum, cirro-nebula, cirro-stratus, cirro-velum, cirrus, cirrus cloud, cirrus haze, cirrus stripe, cloud, cloud band, cloud bank, cloud drift, cloud mass, cloud street, cloudland, cloudling, cloudscape, cocktail, cottony cloud, cumulo-cirro-stratus, cumulo-cirrus, cumulo-nimbus, cumulo-stratus, cumulus, cumulus cloud, curl cloud, fleecy cloud, fractocumulus, high fog, mackerel sky, mammatocumulus, mushroom cloud, nimbus, nimbus cloud, rain cloud, scud, snail cloud, squall cloud, storm cloud, strato-cumulus, stratus cloud, thundercloud, thunderhead, water carrier, woolpackROGET THESAURUS
stratus
Bubble
N bubble; cloud, bubble, foam, froth, head, spume, lather, suds, spray, surf, yeast, barm, spindrift, cloud, vapor, fog, mist, haze, steam, geyser, scud, messenger, rack, nimbus, cumulus, woolpack, cirrus, stratus, cirrostratus, cumulostratus, cirrocumulus, mackerel sky, mare's tale, dirty sky, curl cloud, frost smoke, thunderhead, nephelognosy, nephograph, nephology, effervescence, fermentation, bubbling, nebula, cloudliness, nebulosity, bubbling, frothy, nappy, effervescent, sparkling, mousseux, frothy, up, cloudy, thunderheaded, vaporous, nebulous, overcast, the lowring element scowls o'er the darkened lands.For further exploring for "stratus" in Webster Dictionary Online