[ˈpəʊlə], (Adjective)

Definitions:
- relating to the North or South Pole
(e.g: the polar regions)

- having electrical or magnetic polarity

- directly opposite in character or tendency
(e.g: depression and its polar opposite, mania)


Phrases:

Origin:
mid 16th century: from medieval Latin polaris ‘heavenly’, from Latin polus ‘end of an axis’ (see pole)

[ˈpəʊlə], (Noun)

Definitions:
- the straight line joining the two points at which tangents from a fixed point touch a conic section

- a variable binary star which emits strongly polarized light, one component being a strongly magnetic white dwarf


Phrases:

Origin:
mid 16th century: from medieval Latin polaris ‘heavenly’, from Latin polus ‘end of an axis’ (see pole)