Main Entry: oc·cul·ta·tion

Pronunciation: \ˌä-(ˌ)kəl-ˈtā-shən\

Function: noun

Date: 15th century

1 : the state of being hidden from view or lost to notice
2 : the interruption of the light from a celestial body or of the signals from a spacecraft by the intervention of a celestial body; especially : an eclipse of a star or planet by the moon