Elve

Full definition of elve

Noun

1. (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
• 2006, Martin Füllekrug, Eugene A. Mareev, Michael J. Rycroft, Sprites, elves and intense lightning discharges, It is ikely that the first elve was recorded with the Space Shuttle low-light camera.
2. Obsolete form of elfSir Olof he rode out at early day,
   And so came he unto an Elve-dance gay.