eigenvalue

[ahy-guhn-val-yoo]

ei·gen·val·ue

[ahy-guhn-val-yoo]
noun Mathematics.

Origin:
1925–30; partial translation of German Eigenwert, equivalent to eigen- characteristic, particular + Wert value
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Based on the Random House Dictionary, © Random House, Inc. 2012.
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Eigenvalue is always a great word to know.
So is exponent. Does it mean:
a relation of four quantities such that the first divided by the second is equal to the third divided by the fourth; the equality of ratios
a symbol or number placed above and after another symbol or number to denote the power to which the latter is to be raised
Collins
World English Dictionary
eigenvalue (ˈaɪɡənˌvæljuː)
 
n
maths, physics one of the particular values of a certain parameter for which a differential equation or matrix equation has an eigenfunction. In wave mechanics an eigenvalue is equivalent to the energy of a quantum state of a system

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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FOLDOC
Computing Dictionary

eigenvalue definition

mathematics
The factor by which a linear transformation multiplies one of its eigenvectors.
(1995-04-10)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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