polar

[ poh-ler ]
/ ˈpoʊ lər /

adjective

of or relating to the North or South Pole.
of or relating to the pole of any sphere, a magnet, an electric cell, etc.
opposite in character or action: The two have personalities that are polar.
capable of ionizing, as NaCl, HCl, or NaOH; electrolytic; heteropolar.
central; pivotal: the polar provision of the treaty.
analogous to the polestar as a guide; guiding: a polar precept.

Origin of polar

From the Medieval Latin word polāris, dating back to 1545–55. See pole2, -ar1

OTHER WORDS FROM polar

an·ti·po·lar, adjective trans·po·lar, adjective

Words nearby polar

polacre, poland, poland china, poland, invasion of, polanski, polar, polar angle, polar axis, polar bear, polar body, polar bond

British Dictionary definitions for transpolar (1 of 2)

transpolar
/ (trænzˈpəʊlə) /

adjective

crossing a polar region

British Dictionary definitions for transpolar (2 of 2)

polar
/ (ˈpəʊlə) /

adjective

situated at or near, coming from, or relating to either of the earth's poles or the area inside the Arctic or Antarctic Circles polar regions
having or relating to a pole or poles
pivotal or guiding in the manner of the Pole Star
directly opposite, as in tendency or character
chem
  1. Also: heteropolar (of a molecule or compound) being or having a molecule in which there is an uneven distribution of electrons and thus a permanent dipole momentwater has polar molecules
  2. (of a crystal or substance) being or having a crystal that is bound by ionic bondssodium chloride forms polar crystals

Medical definitions for transpolar

polar
[ pō′lər ]

adj.

Of or relating to a pole.
Having poles. Used of certain nerve cells having one or more processes.

Scientific definitions for transpolar

polar
[ pō′lər ]

Relating to a pole, such as the pole of a magnet or one of the electrodes of an electrolytic cell.
Relating to the North Pole or the South Pole of Earth, or analogous regions of another planet.
Relating to a molecule or substance that has polar bonds.