giant molecular cloud
A cloud of molecular hydrogen typically located in the arm of a spiral galaxy, believed to be an area of active star formation. Protostars are located in the densest regions of such clouds. See more at protostar.
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What Is The Difference Between Snow Flurries And Snow Showers?Snow refers to the partially frozen water vapor which falls in flakes. The expression snow flurries refers to light, intermittent snowfall without significant accumulation. Snow flurries tend to come from stratiform clouds. Snow showers is the label used to refer to a short period of light-to-moderate snowfall, also characterized by a sudden beginning and ending. There is some accumulation with snow showers, and they fall from convective or cumuliform clouds. A snow …
Nearby words
- giant hogweed,
- giant hornet,
- giant impact theory,
- giant kelp,
- giant killer,
- giant otter,
- giant panda,
- giant peacock moth,
- giant petrel,
- giant planet
The American Heritage® Science Dictionary
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