Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A member of the professional staff of a planetarium.
  • n. An inhabitant of a planet.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. astrologer
  • n. An inhabitant of a planet
  • n. An operator of a planetarium

from The Century Dictionary and Cyclopedia

  • Of or pertaining to a planet or the planets; planetary.
  • n. An inhabitant of a planet.

Etymologies

planetary +‎ -an (Wiktionary)

Examples

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