Definitions

1. adjective

Relating to the region of the world north of the Sahara Desert and the Himalayas, including northern Africa, Europe, and Asia.

“The palearctic region is home to a wide variety of migratory bird species.”

2. noun

A biogeographical realm that includes northern Africa, Europe, and Asia, and is characterized by a mix of temperate and boreal climates.

“The palearctic realm is bounded by the Sahara Desert to the south and the Himalayas to the east.”