Polar

Polar may refer to:

Geography

Pertaining to the geographical pole, either of two fixed points on the surface of a spinning body or planet, at 90 degrees from the equator, based on the axis around which a body spins
Pertaining to the Polar region, region within the polar circles, referred to as the Arctic and Antarctic
Polar climate, the climate common in polar regions

Polar, Wisconsin, town in Langlade County, Wisconsin, United States
- Polar (community), Wisconsin, unincorporated community in Langlade County, Wisconsin, United States

Pole and polar (a point and a line), a construction in geometry
- Polar cone
- Polar coordinate system, uses a central point and angles
- Polar curve (a point and a curve), a generalization of a point and a line
- Polar set, with respect to a bilinear pairing of vector spaces
Polar point group, a symmetry in geometry and crystallography

Polar (cataclysmic variable), a strongly magnetic cataclysmic variable star system
Polar (satellite), a satellite launched by NASA in 1996
POLAR III and POLAR II, a pedestrian test dummy created by Honda, used to study pedestrian injuries in road traffic accidents
Polar curve (aviation), a diagram that depicts the gliding performance of an aircraft
Polar fleece, an insulating synthetic wool fabric
Polar organelle, a specialised region of the cell membrane found surrounding the flagella base(s) in some bacteria
Polar overdominance a form of genetic mutation
Chemical polarity, a concept in chemistry which describes how equally bonding electrons are shared between atoms

Polar Air Cargo, an American airline
Polar Airlines, a Russian airline
Polar Beverages, an American soft drink company
Polar Electro, a Finnish manufacturer of heart rate monitors and related fitness equipment

Sisu Polar, a truck model series produced by the Finnish heavy vehicle producer Sisu Auto