eclipse, occultation -- (one celestial body obscures another)
Overview of verb eclipse
The verb eclipse has 2 senses
overshadow, dominate, eclipse -- (be greater in significance than; "the tragedy overshadowed the couple's happiness")
eclipse, occult -- (cause an eclipse of (a celestial body) by intervention; "The Sun eclipses the moon today"; "Planets and stars often are occulted by other celestial bodies")
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