From Longman Business Dictionaryprocessingpro‧ces‧sing /ˈprəʊsesɪŋˈprɑː-/ noun [uncountable]1MANUFACTURING when a substance is changed as part of the manufacture of a productFire broke out at a food processing plant in Hamlet, N.C.2COMPUTING the use of information, figures etc to produce a particular result → batch processing → data processing → distributed processing → parallel processing → transaction processing → word processing