Remarkable event (10)

I believe the answer is:
phenomenon
(Other definitions for phenomenon that I've seen before include "Wonder" , "Remarkable thing" , "rarity" , "Remarkable occurrence" , "(Remarkable) happening" .)
I believe the answer is:
phenomenon
(Other definitions for phenomenon that I've seen before include "Wonder" , "Remarkable thing" , "rarity" , "Remarkable occurrence" , "(Remarkable) happening" .)