of, pertaining to, or resembling a planet or the planets.

wandering; erratic.

terrestrial; global.

Machinery . noting or pertaining to an epicyclic gear train in which a sun gear is linked to one or more planet gears also engaging with an encircling ring gear.

Machinery . a planetary gear train.

adjective

catholic , cosmic , cosmopolitan , ecumenical , global , pandemic , worldwide , earthly , erratic , nomadic , terrestrial , universal , wandering , worldly