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ne•per



Pronunciation: (nē'pur, nā'-), [key]
—n. Physics.
the unit used to express the ratio of two amplitudes as a natural logarithm: equal to 8.68 dB. Abbr.: Np Also,napier.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

nepenthesneph-

 

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