Refers to the geographical poles (North/South Pole) or the ultimate point of something, such as a climax or extreme limit. Often used in formal or technical contexts.
The South Pole is one of the coldest places on Earth.
His career reached its climax with this work.
South Pole
Compound of 極 (extreme, pole) and 点 (point). The exact historical derivation is uncertain, but the word is a straightforward Sino-Japanese formation.