spectrophotometer

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spec·tro·pho·tom·e·ter

 (spĕk′trō-fō-tŏm′ĭ-tər)
n.
An instrument used to determine the relative intensity of various wavelengths in a spectrum of light.

spec′tro·pho′to·met′ric (-fō′tə-mĕt′rĭk) adj.
spec′tro·pho·tom′e·try n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

spectrophotometer

(ˌspɛktrəʊfəʊˈtɒmɪtə)
n
(General Physics) an instrument for producing or recording a spectrum and measuring the photometric intensity of each wavelength present, esp such an instrument used for infrared, visible, and ultraviolet radiation. See also spectrometer
[C19: from spectro- + photo- + -meter]
spectrophotometric adj
ˌspectrophoˈtometry n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

spec•tro•pho•tom•e•ter

(ˌspɛk troʊ foʊˈtɒm ɪ tər)

n.
an instrument for making photometric comparisons between parts of spectra.
[1880–85]
spec`tro•pho`to•met′ric (-təˈmɛ trɪk) adj.
spec`tro•pho`to•met′ri•cal•ly, adv.
spec`tro•pho•tom′e•try, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.spectrophotometer - a photometer for comparing two light radiations wavelength by wavelength
photometer - measuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard source
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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ELISA: uses a microtiter plate that combines principles of the hemolytic method; hemolysis is measured spectrophotometrically. The assay takes more than 2.5 hours to complete.
Selected biochemical components and antioxidant activites were determined with appropriate methods, as described below: Flavonoid (DAD detector following RP-HPLC) by the chromatographic analysi sand total phenolic contents (The absorbance of the mixture was measured spectrophotometrically at 765 nm) (Singleton and Rossi 1965; Zu et al.
CK activity was measured spectrophotometrically in plasma samples by standard biological kits (Labtest, Brazil).
Several examples of diazo dyes are direct blue, direct violet and direct orange, in which the bleaching of color was determined spectrophotometrically. Poly vinyl butyral incorporated with methyl red was investigated as a dosimeter in the dose range from 5 to 150 kGy.
Serum biochemical values were measured spectrophotometrically with standard diagnostic kits (Trivitron) using semi automated bio chemical analyzer (Lab Mate).
The absorbance of the samples and the standard was measured spectrophotometrically at 500 nm, and the concentrations were calculated accordingly.
DNA was quantified spectrophotometrically and used for polymerase chain reaction (PCR).
Activity of peroxidase was assessed by measuring the conversion of guaiacol to tetraguaiacol, spectrophotometrically, at a wavelength of 470 nm.
The saturated solutions were filtered through a 0.45 [micro]m membrane filter, and the amount of the drug dissolved were analyzed spectrophotometrically at 266 nm.
Then, the solutions were allowed to stir for 1h and 1 mL aliquots of each solution were spectrophotometrically analyzed at 410 nm.