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dipole antenna

 - 3 dictionary results
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di⋅pole

  [dahy-pohl]
Use dipole antenna in a Sentence
–noun
1. Physics, Electricity. a pair of electric point charges or magnetic poles of equal magnitude and opposite signs, separated by an infinitesimal distance.
2. Physical Chemistry. a polar molecule.
3. 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.
Origin:
1910–15; di- 1 + pole 2

Related forms:
di⋅po⋅lar, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To dipole antenna
HF Long Wire Antennas
Used for MARS, DXing, Scanner, etc. Buy now and listen tomorrow.
www.antennasystems.com
Rent Antennas For EMC
Rent or Lease Radiated / Conducted Antenna's For EMC Testing.
www.ATECorp.com
Medical Dictionary

Main Entry: di·pole
Pronunciation: 'dI-"pOl
Function: noun
1 : a pair of equal and opposite electric charges or magnetic poles of oppositesign separated by a small distance
2 : a body or system (as a molecule) having such charges
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Science Dictionary
dipole   (dī'pōl')  Pronunciation Key 

  1. A pair of electric charges or magnetic poles, of equal magnitude but of opposite sign or polarity, separated by a small distance.

  2. A molecule having two such charges or poles.

  3. 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 © 2002. Published by Houghton Mifflin. All rights reserved.
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