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Blue jet
noun
Definitions
Noun
- 1 An upper atmospheric optical phenomenon associated with thunderstorms, a rapidly expanding disk-shaped region of luminosity, lasting less than a thousandth of a second, which occurs high above energetic cloud-to-ground lightning of positive or negative polarity.
"Mysterious bluejets can be seen with the naked eye from the ground, but they are rare and difficult to spot."
- 2 atmospheric discharges (lasting 10 msec) bursting from the tops of giant storm clouds in blue cones that widen as they flash upward wordnet
See also for "blue jet"
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Unscramble this word: bluejet