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Definition of Polar zone
1. Noun. The part of the Earth's surface forming a cap over a pole; characterized by frigid climate.
Exact synonyms: Frigid Zone, Polar Region
Specialized synonyms: Antarctic, Antarctic Zone, South Frigid Zone, Arctic, Arctic Zone, North Frigid Zone
Generic synonyms: Climatic Zone
Specialized synonyms: Antarctic, Antarctic Zone, South Frigid Zone, Arctic, Arctic Zone, North Frigid Zone
Generic synonyms: Climatic Zone
Medical Definition of Polar zone
1. The region in the vicinity of an electrode applied to the body. See: electrotonus. (05 Mar 2000)