[ dahy-pohl ]
/ ˈdaɪˌpoʊl /
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Physics, Electricity. a pair of electric point charges or magnetic poles of equal magnitude and opposite signs, separated by an infinitesimal distance.
Physical Chemistry. a polar molecule.
Also called dipole antenna. Radio, Television. an antenna of a transmitter or receiving set consisting of two equal rods extending in opposite direction from the connection to the lead-in wire.
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OTHER WORDS FROM dipoledi·po·lar, adjective
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for dipole
/ (ˈdaɪˌpəʊl) /
two electric charges or magnetic poles that have equal magnitudes but opposite signs and are separated by a small distance
a molecule in which the centre of positive charge does not coincide with the centre of negative charge
Also called: dipole aerial a directional radio or television aerial consisting of two equal lengths of metal wire or rods, with a connecting wire fixed between them in the form of a T
Derived forms of dipoledipolar, adjective
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 dipole
[ dī′pōl′ ]
A pair of electric charges or magnetic poles, of equal magnitude but of opposite sign or polarity, separated by a small distance.
A molecule having two such charges or poles.
An antenna consisting of two rods of equal length extending outward in a straight line. Dipole antennas are usually used for frequencies below 30 megahertz.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.