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Definition of Elve
1. n. An old form of Elf.
Definition of Elve
1. Noun. (astronomy meteorology) an upper atmospheric optical phenomena associated with thunderstorms, rapidly expanding disk-shaped regions of luminosity, lasting less than a thousandth of a second, which occur high above energetic cloud-to-ground lightning of positive or negative polarity ¹
2. Noun. (obsolete form of elf) ¹
¹ Source: wiktionary.com