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bel

[bel]

Origin

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noun Physics.

a unit of power ratio, equal to 10 decibels.

Origin:
1925–30; named after A. G. Bell

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Bel is always a great word to know.

So is vibration. Does it mean:

the property of matter by which it retains its state of rest or its velocity along a straight line so long as it is not acted upon by an external force

the analogous motion of the particles of a mass of air or the like, whose state of equilibrium has been disturbed, as in transmitting sound

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Dictionary.com Unabridged

noun

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Link To bel

Collins

World English Dictionary

bel (bɛl)

—n
	See also decibel B, Symbols: b a unit for comparing two power levels, equal to the logarithm to the base ten of the ratio of the two powers

[C20: named after Alexander Graham Bell]

Bel (beɪl)

—n
	(in Babylonian and Assyrian mythology) the god of the earth

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

Bel

heaven-and-earth god of Babylonian religion, from Akkad. Belu, lit. "lord, owner, master," cognate with Heb. ba'al.

Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage

Medical Dictionary

bel (běl)
n.
A unit expressing the relative intensity of a sound, equal to ten decibels.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage

Science Dictionary

bel (běl) Pronunciation Key
A unit of measurement equal to ten decibels.

FOLDOC

Computing Dictionary