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The view that all theoretical terms in science must be defined only by their procedures or operations.
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.
(Philosophy) philosophy the theory that scientific terms are defined by the experimental operations which determine their applicability
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
op•er•a•tion•al•ism(ˌɒp əˈreɪ ʃə nlˌɪz əm)
the view that experimental operations must define scientific terms and concepts.
op`er•a′tion•al•ist, n., adj.
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|Noun||1.||operationalism - (philosophy) the doctrine that the meaning of a proposition consists of the operations involved in proving or applying it|
philosophy - the rational investigation of questions about existence and knowledge and ethics
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