Definition of avionics noun from the Oxford Advanced American Dictionary

     

    avionics

     noun
    noun
    NAmE//ˌeɪviˈɑnɪks//
     
     
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  1. 1[uncountable] the science of electronics when used in designing and making aircraft
  2. 2[plural] the electronic devices in an aircraft or a spacecraft
avionicadjective
 
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See the Oxford Advanced Learner's Dictionary entry: avionics