airworthiness directive

noun
variants: or

Airworthiness Directive

Definition of airworthiness directive

  1. :  a document that notifies the owners or operators of a particular model of aircraft that unsafe or potentially unsafe conditions have been discovered which may affect the airworthiness of the model in question and that details any corrective actions which may be necessary to address the deficiency

1945

First Known Use of airworthiness directive

1945


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holding stubbornly to a belief or view

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