noun: Initialism of aide-de-camp. and postnominal.
noun: (electronics) Initialism of analog-to-digital converter. [(electronics) A device that converts an infinite resolution analog signal to a finite resolution digital signal.]
noun: Initialism of aid to dependent children.
noun: (aerospace) Abbreviation of air defense command or aerospace defense command.
noun: (aerospace) Abbreviation of air defense center or aerospace defense center.
noun: Initialism of antibody-drug conjugate.
noun: Initialism of automatic distance control. [(automotive) Technologies that utilize radar, infrared and image processing to allow for a decentralized recording of the environment around the vehicle.]
