Hakuluettelo:
Käännös:
elve (suomeksi)
- Sana perusmuodossa: elf Määritelmät:
- (lb, en, astronomy, meteorology) an upper atmospheric optical phenomenon 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