moonmoon

English

Etymology

moon +‎ moon

Pronunciation

  • (Received Pronunciation) IPA(key): /ˈmuːnmuːn/
  • (General American) IPA(key): /ˈmunmun/
  • Audio (US):(file)

Noun

moonmoon (plural moonmoons)

  1. (astronomy, Internet slang) A moon that orbits a larger moon.
    • 2018 October 11, Jason Daley, “If a Moon Has a Moon, Is Its Moon Called a Moonmoon?”, in Smithsonian[1]:
      Sarah Laskow at Atlas Obscura explains that moonmoon is catching on because there’s something pleasing about “recursive places,” like islands within islands, volcanoes within volcanoes and rivers running through a sea.

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