adj. 1 of or like planets (planetary influence). 2 terrestrial; mundane. 3 wandering; erratic. planetary nebula a ring-shaped nebula formed by an expanding shell of gas round a star.
[ LL planetarius (as PLANET) ]
PLANETARY
Meaning of PLANETARY in English
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012