spectrophotometer

[spek-troh-foh-tom-i-ter]
noun
an instrument for making photometric comparisons between parts of spectra.

Origin:
1880–85; spectro- + photometer

spectrophotometric [spek-troh-foh-tuh-me-trik] , adjective
spectrophotometrically, adverb
spectrophotometry, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To spectrophotometry
Collins
World English Dictionary
spectrophotometer (ˌspɛktrəʊfəʊˈtɒmɪtə)
 
n
See also spectrometer 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
 
[C19: from spectro- + photo- + -meter]
 
spectrophotometric
 
adj
 
spectropho'tometry
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
American Heritage
Medical Dictionary

spectrophotometer spec·tro·pho·tom·e·ter (spěk'trō-fō-tŏm'ĭ-tər)
n.
An instrument for measuring the intensity of light of a definite wavelength transmitted by a substance or a solution, thus providing a measure of the amount of material in the solution absorbing the light.


spec'tro·pho'to·met'ric (-fō'tə-mět'rĭk) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
Example sentences for spectrophotometry
Caesium is also used as an internal standard in spectrophotometry.
Colorimetric equipment is similar to that used in spectrophotometry.
Related Words
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature