spectrophotometer: Meaning and Definition of

spec•tro•pho•tom•e•ter

Pronunciation: (spek"trō-fō-tom'i-tur), [key]
— n.
  1. an instrument for making photometric comparisons between parts of spectra.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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