(now historical or astrology) Each of the seven major bodies which move relative to the fixed stars in the night sky—the Moon, Mercury, Venus, the Sun, Mars, Jupiter and Saturn.

Someone who helps protect the environment.

plural of planet

plural of planeteer

Pertaining to the planets and/or their motions. / Relating to the earth; terrestrial. / Global.

As many as a planet can or does hold.

plural of planetful

(poetic, obsolete) Of or relating to planets.

Of or relating to planets.

plural of planetable