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English definition of “aeronautics”

aeronautics

noun [U] uk   /ˌeə.rəˈnɔː.tɪks/ us    /ˌer.əˈnɑː.t̬ɪks/
the science of designing, building, and operating aircraftAviationTravelling by aircraftMovement through the air
aeronautic
adjective uk   /ˌeə.rəˈnɔː.tɪk/ us    /ˌer.əˈnɑː.t̬ɪk/
aeronautic design/engineeringAviationTravelling by aircraftMovement through the air
aeronautical
adjective uk   /ˌeə.rəˈnɔː.tɪ.kəl/ us    /ˌer.əˈnɑː.t̬ɪ-/
AviationTravelling by aircraftMovement through the air
(Definition of aeronautics from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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