Astronomy and Astrology. Of or relating to a planet or planets; planetary. Now historical and rare.

Of, relating to, or belonging to a planet or planets; of the nature of or resembling a planet; having a motion like that of a planet.

Of or relating to planets or a planet; planetary.

Astronomy and Astrology. Of, relating to, or caused by a planet or planets; = planetary, adj. 1a 1b. Now rare.

Of or relating to a planet or planets; planetary. Now rare.

Placed on a planet.

Referred to, measured from, or having a planet as centre (usually a planet other than the earth), esp. using a right-handed coordinate system…

existing before the formation of planets; spec. constituting material from which the planets were subsequently formed.

Of, relating to, or of the nature of a protoplanet.