polar
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
1Other words from polar
- an·ti·po·lar, adjective
- trans·po·lar, adjective
Words Nearby polar
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use polar in a sentence
Global warming has triggered the greatest loss of ice in recent history, opening up the polar region to increased shipping traffic and mining exploration, bringing new levels of noise to an environment that used to be acoustically pristine.
Underwater Noise Pollution Is Disrupting Ocean Life—But We Can Fix It | Aryn Baker | February 5, 2021 | TimeFor now, SpaceX is only including laser links on polar satellites.
SpaceX adds laser links to Starlink satellites to serve Earth’s polar areas | Jon Brodkin | January 26, 2021 | Ars TechnicaThe result was so successful that Malden ended up changing its name to Polartec, and polar fleece now likely needs very little in the way of introduction.
In the atmosphere, waves can also break, but in this case the energy from those waves slows the polar vortex and heats the stratosphere.
The polar vortex is about to split in two. But what does that actually mean? | Philip Kiefer | January 11, 2021 | Popular-Science“India is definitely looking toward the Arctic to augment the nation’s fossil fuel needs,” says Sulagna Chattopadhyay, president of Science and Geopolitics of Himalaya, Arctic and Antarctic, a policy and advocacy organization working on polar issues.
The weather, the conditions, you can imagine it—a polar bear in a desert, with a swimming pool 50 centimetres deep.
Shaked spoke in these generalities initially—referring to two sets of people, two polar opposites on a pendulum.
Knesset Member Walks Back On Facebook Post Calling Palestinian Kids ‘Little Snakes’ | Gideon Resnick | July 11, 2014 | THE DAILY BEASTSykes suspects that the hairs come from either an unrecognized bear species, or an unknown hybrid of polar bear and brown bear.
She would leave every day of shooting during the polar vortex just grinning from ear-to-ear.
Lori Petty on ‘Orange Is the New Black,’ the Halcyon ‘90s, and Discovering Jennifer Lawrence | Marlow Stern | June 8, 2014 | THE DAILY BEASTThe world of the military is to the writer admittedly “the polar opposite” of his own.
Geoff Dyer at Sea: Unmoored but on Target | Melissa Holbrook Pierson | May 21, 2014 | THE DAILY BEASTLong before that, however, the sun had come back to gladden the polar regions, and break up the reign of ancient night.
The Giant of the North | R.M. BallantyneThe same would be the case if the polar axis of one sphere stood precisely at right angles to that of the other.
Outlines of the Earth's History | Nathaniel Southgate ShalerThus the wide habitability of the earth is an effect arising from the inclination of its polar axis.
Outlines of the Earth's History | Nathaniel Southgate ShalerLet us conceive a particle of air situated immediately over the earth's polar axis.
Outlines of the Earth's History | Nathaniel Southgate ShalerOn the equatorial side this air is moving more rapidly than it is on the polar side.
Outlines of the Earth's History | Nathaniel Southgate Shaler
British Dictionary definitions for polar
/ (ˈpəʊlə) /
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
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 moment: water has polar molecules
(of a crystal or substance) being or having a crystal that is bound by ionic bonds: sodium chloride forms polar crystals
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for 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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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