polar
adjective/puˈlaɾ/medium
po·lar
Definition
Relating to the geographical poles (North or South) or to the poles of a system (such as electrical or magnetic).
Polar regions have extremely low temperatures.
The water molecule has a polar nature.
Common collocations
polar regionpolar aurorapolar expeditionpolar moment
Etymology
Do latim 'polaris', derivado de 'polus' (polo).