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English definition of “research and development”

research and development

noun [U] uk   (abbreviation R and D) us  
the part of a business that tries to find ways to improve existing products, and to develop new ones: All our profits are re-invested in research and development.Inventing, designing and innovationCreating and producing
(Definition of research and development from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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