#full_moon__full-of-the-moon__full_phase_of_the_moon  the time when the moon is fully illuminated
  supertype:  phase_of_the_moon  a time when the moon presents a particular recurring appearance
  subtype:  harvest_moon  the full moon nearest the September equinox
  part of:  month  a time unit of 30 days; "he was given a month to pay the bill"
     part of:  year  a period of time occupying a regular part of a calendar year that is used for some particular activity; "a school year"

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