A marine fish of deeper Arctic waters, Arctogadus glacialis (family Gadidae), which is related to the true cod but has the chin barbel absent or reduced; also called polar cod or Greenland cod.
Origin
Late 19th century; earliest use found in Science.
Definition of Arctic cod in US English:
Arctic cod
noun
A marine fish of deeper Arctic waters, Arctogadus glacialis (family Gadidae), which is related to the true cod but has the chin barbel absent or reduced; also called polar cod or Greenland cod.