Term: | Frigid zone |
Definition: |
(Obsolete.) Based on an ancient climatic classification scheme using solar illumination geometry, the region poleward of the Arctic or Antarctic Circles (66 deg 33 min N and 66 deg 33 min S, respectively). AMSglossary
GCW |
Term: | Frigid zone |
Definition: | (Obsolete.) Based on an ancient climatic classification scheme using solar illumination geometry, the region poleward of the Arctic or Antarctic Circles (66 deg 33 min N and 66 deg 33 min S, respectively). |