Definition of "supercell" [supercell]

• A severe thunderstorm with updrafts and downdrafts that are in near balance, allowing the storm to maintain itself for several hours. Supercells often produce large hail, powerful downpours, very strong winds and sometimes tornadoes. (noun)
• A repeating unit cell of a crystal that contains several primitive cells. (noun)

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• "CHAD MYERS, CNN METEOROLOGIST: And that can be the big dog and the big dog starts to spin and that's what we call a supercell, and we're worried about those for tomorrow."
• "By definition, a supercell is a thunderstorm with a persistant rotating updraft."
• "Link wow is all i have to say– this is a very impressive photo and it looks to me a like it is a wet microburst i really want to know out of all these comments how many of you are trained spotters or part of skywarn i used to be a skywarn spotter- bye definition alone-The supercell is a highly organized thunderstorm."