Meaning of POLAR in English
[po.lar] adj [NL polaris, fr. L polus pole] (1551) 1 a: of or relating to a geographical pole or the region around it b: coming from or having the characteristics of such a region c (1): passing over a celestial body's north and south poles "a satellite in a ~ orbit" (2): traveling in a polar orbit "a ~ satellite"
2: of or relating to one or more poles (as of a magnet)
3: serving as a guide
4: diametrically opposite
5: exhibiting polarity; esp: having a dipole or characterized by molecules having dipoles "a ~ solvent"
6: resembling a pole or axis around which all else revolves: pivotal 7: of, relating to, or expressed in polar coordinates "~ equations"; also: of or relating to a polar coordinate system
polar n (1848): a straight line related to a point; specif: the straight line joining the points of contact of the tangents from a point exterior to a conic section
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012