Reference meaning
reverse lightning
Last updated
atmospheric discharges (lasting 10 msec) bursting from the tops of giant storm clouds in blue cones that widen as they flash upward
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Source and scope
This definition is reproduced from Princeton WordNet 3.0, sense 11475067-n, under the WordNet 3.0 License. It has not yet received VocabularyBase editorial review. Read the source and license details.