sprite haloとは 意味・読み方・使い方

名詞

sprite halo (plural sprite halos or sprite haloes)

1. (astronomy, meteorology) An upper-atmospheric optical phenomenon associated with thunderstorms, a diffuse disk-shaped glow that precedes a sprite and propagates downward.
   • 2006, Martin Füllekrug, Eugene A. Mareev, Michael J. Rycroft, Sprites, elves and intense lightning discharges‎, page 37:

     In lhe: early days of LLTV monitoring it was common to observe an apparent elve followed by a sprite, sometimes called a "sprelve." While elves do indeed precede some sprites, the "sprelve" in most cases, was found to represent a "sprite halo."