Emily Dickinson Lexicon

PLAN'ET-A-RY, a. [Fr. planetaire.]

1. Pertaining to the planets; as, planetary inhabitants; planetary motions.
2. Consisting of planets; as, a planetary system.
3. Under the dominion or influence of a planet; as, a planetary hour. [Astrology.] – Dryden.
4. Produced by planets; as, planetary plague or influence. – Shak.
5. Having the nature of a planet; erratic or revolving. – Blackmore. Planetary days, the days of the week as shared among the planets, each having its day, as we name the days of the week after the planets.