ˌä(ˌ)kəlˈtāshən noun
( -s )
Etymology: Middle English occultacion concealment, from Latin occultation-, occultatio, from occultatus (past participle of occultare to conceal) + -ion-, -io -ion
1. : the state of being hidden from view or lost to notice : disappearance from the public eye
his fame was already emerging from the occultation of changing fashion — Times Literary Supplement
2. : the shutting off of the light of a celestial body by the intervention of some other celestial body ; especially : an eclipse of a star or planet by the moon