Dictionary definition · planetary
adjective
- of or relating to or resembling the physical or orbital characteristics of a planet or the planets"planetary motion"
- of or relating to or characteristic of the planet Earth or its inhabitants"planetary rumblings and eructations"
- having no fixed course"an erratic comet"
- involving the entire earth; not limited or provincial in scope"global war"
Source: Open English WordNet (CC BY 4.0).