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An instrument for measuring a property of light, especially luminous intensity or flux.
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.
(General Physics) an instrument used in photometry, usually one that compares the illumination produced by a particular light source with that produced by a standard source. See also spectrophotometer
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
pho•tom•e•ter(foʊˈtɒm ɪ tər)
an instrument that measures luminous intensity or brightness, luminous flux, light distribution, color, etc., usu. by comparing the light emitted by two sources, one source having certain specified standard characteristics.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
an instrument for measuring various characteristics of light, as intensity, distribution, flux, color, etc.See also: Instruments
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
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|Noun||1.||photometer - measuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard source|
measuring device, measuring instrument, measuring system - instrument that shows the extent or amount or quantity or degree of something
spectrophotometer - a photometer for comparing two light radiations wavelength by wavelength
|2.||photometer - photographic equipment that measures the intensity of light|
cytophotometer - a photometer that can be used to locate and identify chemical compounds in a cell by measuring the intensity of the light that passes through stained sections of the cytoplasm
photographic equipment - equipment used by a photographer
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
photometer[fəˈtɒmətəʳ] N → fotómetro m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
n → Fotometer nt
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007