• (a.) Belonging to a region of the earth`s surface which includes all Europe to the Azores, Iceland, and all temperate Asia.
Pa`le·arc'tic adjective [ Paleo- + arctic .] Belonging to a region of the earth's surface which includes all Europe to the Azores, Iceland, and all temperate Asia. 
The zoogeographical region which includes Europe, North Africa and northern Asia east to eastern Siberia.