Nearby Words

amplifier

[am-pluh-fahy-er] Origin

am·pli·fi·er

[am-pluh-fahy-er]
noun
1.
a person or thing that amplifies or enlarges.
2.
an electronic component or circuit for amplifying power, current, or voltage.

Origin:
1540–50; amplify + -er1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Amplifier is always a great word to know.
So is zedonk. Does it mean:
the offspring of a zebra and a donkey.
a scrap or morsel of food left at a meal.
Collins
World English Dictionary
amplifier (ˈæmplɪˌfaɪə)
 
n
1.  an electronic device used to increase the strength of the signal fed into it
2.  such a device used for the amplification of audio frequency signals in a radio, etc
3.  photog an additional lens for altering the focal length of a camera lens
4.  a person or thing that amplifies

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

amplifier
1540s; see amplify. Electronic sense is from 1914; shortened form amp is from 1967.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Cultural Dictionary

amplifier definition


In electronics, a device that takes a small electric signal and converts it into a large one. Amplifiers are used in stereo systems, electric guitars, and loudspeakers.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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