phenomenon (EN)

noun

noun “phenomenon”

1. an occurrence, especially in nature or society, that is not completely explained
   Mellen Iech un, fir d'Iwwersetzungen vun den Beispillsätz an d'monolingual Definitioune vun all Wuert ze gesinn.

   The sudden appearance of the bright, dancing lights in the northern sky, known as the aurora borealis, is a fascinating natural phenomenon.
2. (US) An extraordinary or exceptional person or thing
   The young chess prodigy, defeating seasoned grandmasters, was hailed as a phenomenon in the world of chess.