Dictionary.com
definitions
  • synonyms

spectrophotometer

[spek-troh-foh-tom-i-ter]
See more synonyms for spectrophotometer on Thesaurus.com
noun
  1. an instrument for making photometric comparisons between parts of spectra.
Show More

Origin of spectrophotometer

First recorded in 1880–85; spectro- + photometer
Related formsspec·tro·pho·to·met·ric [spek-troh-foh-tuh-me-trik] /ˌspɛk troʊˌfoʊ təˈmɛ trɪk/, adjectivespec·tro·pho·to·met·ri·cal·ly, adverbspec·tro·pho·tom·e·try, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for spectrophotometry

spectrophotometer

noun
  1. 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 radiationSee also spectrometer
Show More
Derived Formsspectrophotometric (ˌspɛktrəʊˌfəʊtəˈmɛtrɪk), adjectivespectrophotometry, noun

Word Origin

C19: from spectro- + photo- + -meter
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
spectrophotometry in Medicine

spectrophotometer

(spĕk′trō-fō-tŏm′ĭ-tər)
n.
  1. 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.
Show More
Related formsspec′tro•pho′to•met′ric (-fō′tə-mĕt′rĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.