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operant
operant conditioning
operate
operatic
operatics
operating cash flow
operating costs
operating cycle
operating exposure
operating income
operating lease
operating leverage
operating microscope
operating risk
operating room
operating system
operating table
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operationalism
op·er·a·tion·al·ism [ òppə ráyshən'l ìzzəm, òppə ráyshnə lìzzəm ]


noun 
Definition:
 
defining of concepts in terms of practicalities: the view that terms for scientific concepts should be defined using the scientific operations such as measuring or observing performed to establish or disprove them

op·er·a·tion·al·ist noun, adjective
op·er·a·tion·al·is·tic [ òppə rayshən'l ístik, òppə rayshnə lístik ] adjective
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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