polar definition

  • adjective:
    • Of or concerning a-pole.
    • assessed from or known a pole: polar length; polar diameter.
    • associated with, connected with, or situated near the North Pole or Southern Pole.
    • Passing over a planet's north and south poles: a polar orbit.
    • vacationing in an orbit that passes over a planet's north and south poles.
    • Serving as helpful tips, as a polestar or a-pole regarding the planet.
    • Occupying or characterized by contrary extremes: "In innovative territory [they] make a strange yet ineluctable couple, more complementary, even polar, than twin-like” ( Josh Rubins).
    • Central or crucial.
    • Chemistry associated with or characterized by a dipole: a polar molecule.
    • Ionizing whenever dissolved or fused: polar bonds or linkages.
    • of, associated with, calculated from, or labeled a geographic pole (the North Pole or South Pole)
    • of an orbit that passes over, or near, these poles
    • having a dipole; ionic
    • of a coordinate system, specifying the location of a place in a plane using a radius and an angle
    • Having but two feasible answers, all depends.
    • Of or regarding one of several poles associated with planet, or of a sphere; situated near, or continuing from, one of the poles
    • Of or pertaining to the magnetic pole, or even to the purpose that the magnetized needle is directed.
    • related to, reckoned from, or having a typical radiating point.
    • described as reverse extremes; entirely opposed
    • being of essential importance
    • found at or near or from the earth's poles
    • extremely cold
    • of or present at or near a geographical pole or within the Arctic or Antarctic sectors
    • having a couple of equal and opposing costs
  • noun:
    • the best range attracted through the two things of contact of this two tangents drawn from certain suggest confirmed conic part. The provided point is known as the pole of the range. If the given point lies inside the curve so the two tangents become imaginary, there clearly was nonetheless an actual polar line which cannot meet with the curve, but which possesses various other properties of the polar. Thus the focus and directrix are pole and polar. There are also poles and polar curves to curves of higher degree compared to 2nd, and poles and polar planes to areas of second-degree.
    • An Airplane bend whose point-equation is derived from compared to another jet curve (regarding which it is said to be a polar) by operating more than one times (according because it's very first, 2nd, etc., polar) with all the symbolization x′ . d/ d x + y'. d/ d y + z'. d/ d z, in which x', y', z' would be the trilinear coördinates of a set point (that the bend is said to be a polar).
    • outstanding circle two of whoever things tend to be each a quadrant from a given point: it's the polar of provided point.
    • Given a trihedral; every single face from vertex erect a perpendicular ray on the same side since the third advantage; the trihedral they form could be the polar of this given one.
  • others:
    • Of or pertaining to a pole and/or poles of a sphere.
    • Proceeding, issuing from, or found in the regions near the poles of earth or regarding the heavens: since, the polar sea; a polar bear.
    • related to a magnetic pole or poles; related to the things of a body where its attractive or repulsive energy sources are concentrated.
    • In anatomy, having poles in any way distinguished, as a cell: said especially of ovum-cells and nerve-cells.
    • In higher geom., mutual to a-pole; for the nature of a polar. See II.
    • Having contrary properties at its two stops.

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