'Circumpolar' definitions:
Definition of 'circumpolar'
From: WordNet
adjective
(of a celestial body) continually visible above the horizon during the entire 360 degrees of daily travel; "a circumpolar star"
adjective
Located or found throughout a polar region
Definition of 'Circumpolar'
From: GCIDE
- Circumpolar \Cir`cum*po"lar\, a. [Pref. circum- + polar.] About the pole; -- applied to stars that revolve around the pole without setting; as, circumpolar stars. [1913 Webster]