Meaning of PLANETARY in English

PLANETARY

adj.1 of or like planets (planetary influence).

2 terrestrial; mundane.

3 wandering; erratic.

Phrases and idioms:

planetary nebula a ring-shaped nebula formed by an expanding shell of gas round a star.

Etymology: LL planetarius (as PLANET)

Oxford English vocab.      Оксфордский английский словарь.