electric moment
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Related to electric moment: electric dipole, dipole moment
electric moment
[i¦lek·trik ′mō·mənt] (electricity)
One of a series of quantities characterizing an electric charge distribution; an l-th moment is given by integrating the product of the charge density, the l-th power of the distance from the origin, and a spherical harmonic Y *lm over the charge distribution.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.