thunderhead Definition

cumulonimbus, cumulonimbus cloud, cumulus, squall, thunderstorm, supercell, altocumulus, sky, funnel cloud, cirrus cloud, waterspout, meteor, cumulus cloud, clouds, thunderclouds, raincloud, mistiness, sundog, hoarfrost, spume, lightnings, alpenglow, whitecap, sirocco, dusks, hummocks, mugginess, mist, sunbeams, virga, cirrus, spadix, dewdrop, turkey buzzard, spathe, darkling, spindrift, ridge, zodiacal light, flecking, seracs, counterclockwise rotation, rimrock, nimbus, snowcap, isobars, reed grass, plume, blob, stratovolcano, fog, declivity, wind vane, sulphurs, northwester, monterey cypress, whorl, mushroom cloud, raindrop, glary, featherlike, southerly buster, nebulosity, redbird, sastrugi, asterism, updrafts, northeaster, weeping willow, purple heather, rills, belted kingfisher, kingbird, gust, haze, vorticity, umbels, horsehead nebula, bunchgrass, puffballs, roaring forties, earthwards, ringlet, southeaster, epsilon aurigae, hogback, quaking aspen, icicles, presentiment, hummingbird moth, greyness, luna moth, dews, bluebottles, catherine wheel, dapples, doodlebugs, grayness, popple, saxifrage,