English to English

noun (n)

• one celestial body obscures another(noun.event)

  Synonym:
  eclipse
  

  source: wordnet30
• The hiding of a heavenly body from sight by the intervention of some other of the heavenly bodies; -- applied especially to eclipses of stars and planets by the moon, and to the eclipses of satellites of planets by their primaries.(noun)

  source: webster1913