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This bone-chilling winter has left obscure weather terms like "polar vortex" on everyone's lips. The latest buzzword? "Bombogenesis."

The Weather Channel's Alan Raymond explains: "Bombogenesis is short for 'bomb cyclogenesis,' which means a storm's central pressure drops at least 24 millibars in 24 hours. That’s a sign that rapid intensification is occurring at the center of the storm and could lead to extreme weather."

But how ominous is it? Find out more at The Weather Channel.