polar

IPA: pˈoʊɫɝ

(geometry) The line joining the points of contact of tangents drawn to meet a curve from a point called the pole of the line.

Of or having a pole or polarity, as:
(geography) Of, relating to, measured from, or referred to a geographic pole (the North Pole or South Pole); within the Arctic or Antarctic circles.
(space sciences) Of an orbit that passes over, or near, one of these poles.
(chemistry) Having a dipole; ionic.
(mathematics) Of a coordinate system, specifying the location of a point in a plane by using a radius and an angle.
(linguistics, of a question) Having but two possible answers, yes and no.
(conceptual analysis) Of or relating to a pole (extreme) on any spectrum or field, such as an ideologically pure dogmatic position as opposed to any syncretic integration or balancing of competing principles.

Examples of "polar" in Sentences

Zoe Courville studies snow and ice in polar regions.
If you are in polar bear country carry a firearm or avoid the area.
Then the decrease in polar bears will almost certainly push them into an endangered species classification.
I had been walking in polar temperatures without a jacket for an hour, so the calories weren't such a problem.
Although good I think they can easily distract us – distract us by encouraging us to focus on certain polar relationships, but ignoring other relationships.
The term polar, when attached to winter gear, suggests that it will keep people warm in extreme cold, not that it's just adequate when the temperature drops near freezing.
The seven candlesticks of gold, which he calls the polar light of Heaven itself, because they perform the same office for Christians that the polar star does for mariners, in guiding them to their port.
We can see that a relatively small amount of global warming has had enormous effects in polar areas, and we can easily extrapolate what's going to happen as the warming continues and indeed accelerates.
It isn't so brilliant, by any means, as the pole star of the north, which is of the second magnitude; and, by the way, that reminds me of what Dr. Whitney told me in the desert of Sahara, that what we called the polar star in the north is not directly over the pole, but nearly a degree away.