definition of
planetary

[1] #1 planetary a. [planetal] of or relating to or resembling the physical or orbital characteristics of a planet or the planets; "planetary motion"; "planetary year". wn

[2] #2 planetary a. [terrestrial] of or relating to or characteristic of the planet Earth or its inhabitants; "planetary rumblings and eructations"- L.C.Eiseley ; "the planetary tilt"; "this terrestrial ball". wn

[3] #3 planetary s. [erratic, wandering] having no fixed course; "an erratic comet"; "his life followed a wandering course"; "a planetary vagabond". wn