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microelectronics

noun [U]
 
 
/ˌmaɪ.krəʊˌɪl.ekˈtrɒn.ɪks/ US  /-kroʊ.ɪˌlekˈtrɑː.nɪks/

Definition

the science and technology involved in the making and using of very small electronic partsElectricity and electronics
(Definition of microelectronics noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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