supercell
noun
su·per·cell ˈsü-pər-ˌsel 
: an unusually large storm cell
specifically : a severe storm generated by such a cell
Example Sentences
Recent Examples on the Web Ogorek told the Tribune. June 13: A supercell thunderstorm produced two EF-0 tornadoes in the northwest suburbs (one in Hoffman Estates and the other in Schaumburg and Roselle). 
Kori Rumore, Chicago Tribune, 1 Sep. 2022 The final category is the supercell storm, which is the most dangerous, and forms when there is a mesocyclone or updrafts within the cell that spiral as the air travels upward. Anna Kaufman, USA TODAY, 16 July 2022 So, this supercell existed for about 7 hours and 24 minutes and traveled approximately 380 miles. Leigh Morgan, al, 27 Apr. 2022 The track of this supercell is shown above in the rain accumulation map, where dark reds stretch from Charlottesville to just west and north of the District. Washington Post, 1 Sep. 2021 Some instances of hail are possible and a brief tornado could initiate from a weak supercell or two. Jason Samenow, Washington Post, 12 July 2022 After producing the tornado that hit Gaylord, the supercell would go on to drop hail the size of baseballs on Posen, a village 50 miles to the east, the agency said. Dennis Romero, NBC News, 20 May 2022 One extraordinary supercell produced a colossal tornado — or series of tornadoes — that chewed a 250-mile path of destruction from eastern Arkansas into Kentucky. Washington Post, 15 Dec. 2021 Having predicted supercell distributions for the coming century, the researchers are working to forecast how these distributions might change in the next couple of decades. Will Langhorne, Arkansas Online, 10 Dec. 2021 See More
Kori Rumore, Chicago Tribune, 1 Sep. 2022 The final category is the supercell storm, which is the most dangerous, and forms when there is a mesocyclone or updrafts within the cell that spiral as the air travels upward. Anna Kaufman, USA TODAY, 16 July 2022 So, this supercell existed for about 7 hours and 24 minutes and traveled approximately 380 miles. Leigh Morgan, al, 27 Apr. 2022 The track of this supercell is shown above in the rain accumulation map, where dark reds stretch from Charlottesville to just west and north of the District. Washington Post, 1 Sep. 2021 Some instances of hail are possible and a brief tornado could initiate from a weak supercell or two. Jason Samenow, Washington Post, 12 July 2022 After producing the tornado that hit Gaylord, the supercell would go on to drop hail the size of baseballs on Posen, a village 50 miles to the east, the agency said. Dennis Romero, NBC News, 20 May 2022 One extraordinary supercell produced a colossal tornado — or series of tornadoes — that chewed a 250-mile path of destruction from eastern Arkansas into Kentucky. Washington Post, 15 Dec. 2021 Having predicted supercell distributions for the coming century, the researchers are working to forecast how these distributions might change in the next couple of decades. Will Langhorne, Arkansas Online, 10 Dec. 2021 See More Word History
First Known Use
1985, in the meaning defined above