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| altocumulus |
a cloud having rounded, fluffy edges and a white or gray color, found at medium altitudes. |
| altostratus |
a thick dense cloud that forms a uniform gray sheet that often produces precipitation, found at medium altitudes. |
| cirrocumulus |
a high-altitude cloud formed of many small, thin, rounded cloudlets, often arranged in rows or regular series. |
| cirrostratus |
a thin, hazy, high-altitude cloud, which usu. covers the entire sky. |
| cirrus |
a high-altitude cloud usu. appearing in the form of filaments or threads. [1/3 definitions] |
| cloudless |
combined form of cloud. |
| cloudy |
similar to a cloud or clouds. [1/5 definitions] |
| coma2 |
the cloud around a comet's nucleus; the head of a comet. [1/3 definitions] |
| cumulonimbus |
a tall, large, and dense cloud associated with heavy rain or hail; thundercloud. |
| cumulus |
a large, puffy, white cloud with a flat base. [1/2 definitions] |
| film |
a hazy cloud; mist; blur. [1/11 definitions] |
| fractus |
a kind of ragged cumulus or stratus cloud. |
| mare's-tail |
a narrow, filmy, sweeping band of cirrus cloud that resembles a horse's tail blowing in the breeze. [1/2 definitions] |
| miasma |
a cloud of poisonous or disease-ridden air as was thought to hover above swamps or areas containing putrid matter. [1/3 definitions] |
| mushroom |
to take on the shape of a mushroom, esp. as a cloud from a nuclear explosion. [1/7 definitions] |
| nebula |
a cloud of interstellar dust or gas or both, that may appear as either a light or dark mass depending on how it absorbs, reflects, or re-emits incident radiation. [1/2 definitions] |
| nimbostratus |
a low, extensive, dark-gray cloud that precipitates rain, snow, or sleet. |
| nimbus |
a shining cloud or aura believed to surround a deity that is appearing on earth. [2/3 definitions] |
| nuclear winter |
a hypothesized result of a major nuclear war, wherein massive cloud covers of dust and smoke would block out sunlight, lowering the earth's temperature and destroying most living things. |
| nuée ardente |
a thick volcanic cloud that explodes and pours down the sides of a volcano. |
| overhang |
to hang above, as a cloud or danger. [1/5 definitions] |
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