polar

definition: having a pair of equal and opposite charges
example:
speech part: adjective
synonyms:
definition: being of crucial importance
example:
speech part: adjective
synonyms: pivotal
definition: extremely cold
example:
speech part: adjective
synonyms: icy arctic frigid gelid glacial
definition: characterized by opposite extremes
example:
speech part: adjective
synonyms: opposite
definition: of or existing at or near a geographical pole or within the Arctic or Antarctic Circles
example: polar regions
speech part: adjective
synonyms:
definition: located at or near or coming from the earth's poles
example: polar diameter
speech part: adjective
synonyms:

polar is explained and pronounced

How polar is being used?