bipolar
[ bahy-poh-ler ]
/ baɪˈpoʊ lər /
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adjective
having two poles, as the earth.
of, relating to, or found at both polar regions.
characterized by opposite extremes, as two conflicting political philosophies.
Electronics. of or relating to a transistor that uses both positive and negative charge carriers.
Psychiatry. of, relating to, or having bipolar disorder: His wife is bipolar.
QUIZZES
QUIZ YOURSELF ON PARENTHESES AND BRACKETS APLENTY!
Set some time apart to test your bracket symbol knowledge, and see if you can keep your parentheses, squares, curlies, and angles all straight!
Question 1 of 7
Let’s start with some etymology: What are the origins of the typographical word “bracket”?
First appeared around 1750, and is related to the French word “braguette” for the name of codpiece armor.
First appeared in 1610, based on the French word “baguette” for the long loaf of bread.
First appeared in 1555, and is related to the French word “raquette” for a netted bat.
TAKE THE QUIZ TO FIND OUT OTHER WORDS FROM bipolar
bi·po·lar·i·ty, nounbi·po·lar·i·za·tion, nounWords nearby bipolar
bipinnaria, bipinnate, biplane, BIPOC, bipod, bipolar, bipolar cautery, bipolar cell, bipolar disorder, bipolar II, bipolar lead
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for bipolar
British Dictionary definitions for bipolar
bipolar
/ (baɪˈpəʊlə) /
adjective
having two polesa bipolar dynamo; a bipolar neuron
relating to or found at the North and South Poles
having or characterized by two opposed opinions, natures, etc
(of a transistor) utilizing both majority and minority charge carriers
suffering from bipolar manic-depressive disorder
Derived forms of bipolar
bipolarity, nounCollins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for bipolar
bipolar
[ bī-pō′lər ]
adj.
Having two poles; used especially of nerve cells in which the branches project from two usually opposite points.
Of or relating to both ends or poles of a bacterial or other cell.
Of or relating to a major mood disorder that is characterized by episodes of mania and depression.
Other words from bipolar
bi′po•lar′i•ty (-lăr′ĭ-tē) n.The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for bipolar
bipolar
[ bī-pō′lər ]
Relating to or having two poles or charges.
Relating to a semiconductor device, such as a transistor, that exploits the electrical characteristics of contact between two substances, one with an inherent positive charge, the other with an inherent negative charge.
Relating to or involving both of the Earth's polar regions.
Relating to a neuron that has two processes or extremities.
Relating to bipolar disorder.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.