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exponent

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Exponent Math Practice
Practice exponents and all else imaginable in K-6 math.
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ex⋅po⋅nent

  [ik-spoh-nuhnt or, especially for 3, ek-spoh-nuhnt]
Use exponent in a Sentence
–noun
1. a person or thing that expounds, explains, or interprets: an exponent of modern theory in the arts.
2. a person or thing that is a representative, advocate, type, or symbol of something: Lincoln is an exponent of American democracy.
3. Mathematics. a symbol or number placed above and after another symbol or number to denote the power to which the latter is to be raised: The exponents of the quantities xn, 2m, y4, and 35 are, respectively, n, m, 4, and 5.
Origin:
1575–85; < L expōnent- (s. of expōnēns), prp. of expōnere to expound; see -ent

Synonyms:
1. supporter, champion, proponent, promoter. 2. embodiment, personification.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Exponent Math Practice
Practice exponents and all else imaginable in K-6 math.
www.ixl.com/math
ex·po·nent   (ĭk-spō'nənt, ěk'spō'nənt)   
n.  

  1. One that expounds or interprets.

  2. One that speaks for, represents, or advocates: Our senator is an exponent of free trade.

  3. Abbr. exp Mathematics A number or symbol, as 3 in (x + y)3, placed to the right of and above another number, symbol, or expression, denoting the power to which that number, symbol, or expression is to be raised. Also called power.

adj.  Expository; explanatory.

[Latin expōnēns, expōnent-, present participle of expōnere, to expound; see expound.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Cultural Dictionary

exponent

A number placed above and to the right of another number to show that it has been raised to a power. For example, 32 indicates that 3 has been raised to a power of 2, or multiplied by itself; 32 is equal to 9.

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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Word Origin & History

exponent 
1706, from L. exponentem, prp. of exponere "put forth" (see expound). A mathematical term at first, the sense of "one who expounds" is 1812.
Online Etymology Dictionary, © 2001 Douglas Harper
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Computing Dictionary

exponent programming
(Or "characteristic") The part of a floating-point number specifying the power of ten by which the mantissa should be multiplied. In the common notation, e.g. 3.1E8, the exponent is 8.
(1995-02-27)

The Free On-line Dictionary of Computing, © 1993-2007 Denis Howe
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