A grey wolf of the subspecies Canis lupus arctos, having white to pale grey fur and found in the Arctic parts of Canada, Alaska, and northern Greenland.
Origin
Late 18th century.
Definition of Arctic wolf in US English:
Arctic wolf
noun
A grey wolf of the subspecies Canis lupus arctos, having white to pale grey fur and found in the Arctic parts of Canada, Alaska, and northern Greenland.