1. 
   Occulation
   When a celestial body pass of another.
   Found op http://www.solarspace.co.uk/Glossary3.php
   
   
2. 
   Occulation
   Interruption of the light from an object to an observer when a body in interposed.
   Found op http://www.diracdelta.co.uk/science/source/o/c/occultation/source.html
   
   
3. 
   occulation
   1) When a celestial body pass of another
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/occulation/1
   
   

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