ball lightning

Etymology
A.

Noun

 * 1) A short-lived glowing ball sometimes observed to float in the air and thought to consist of ionized gas associated with thunderstorms.

Translations

 * Chinese:
 * Mandarin:, 球雷
 * Czech:
 * Danish: kuglelyn
 * Dena'ina: el'ekna daz'a
 * Dutch:
 * Esperanto: globa fulmo
 * Estonian: keravälk
 * Finnish:
 * French: foudre en boule
 * German:
 * Hebrew: כדור ברק
 * Hungarian:
 * Icelandic: urðarmáni
 * Ingrian: tulikerä
 * Italian: fulmine globulare
 * Japanese: 球電
 * Kazakh: жұмбақ найзағай
 * Lithuanian: kamuolinis žaibas
 * Norwegian: kulelyn
 * Polish: piorun kulisty
 * Portuguese: raio globular
 * Romanian:
 * Russian:
 * Spanish: rayo globular
 * Swedish: ,
 * Ukrainian: кульова блискавка
 * Vietnamese: sét hòn