ADC

ADC (countable and uncountable, plural ADCs)

1. Initialism of aide-de-camp.
   • 1888, Rudyard Kipling, "Three and—an Extra" in Plain Tales from the Hills, Folio Society (2005), p. 13:

     Then ‘the ADC in Waiting was commanded by Their Excellencies, Lord and Lady Lytton, to invite Mr and Mrs Cusack-Bremmil to Peterhoff on July 26 at 9.30 p.p.’

2. (electronics) Initialism of analog-to-digital converter.
3. Initialism of aid to dependent children.
4. (aeronautics, space) Abbreviation of air defense command or aerospace defense command.
5. (aeronautics, space) Abbreviation of air defense center or aerospace defense center.
6. Initialism of antibody-drug conjugate.
7. Initialism of automatic distance control.

• (electronics): DAC (digital-to-analog converter)
• (aerospace): AD (air defense or aerospace defense)

• ACD, CAD, CDA, D.Ac., DAC, DAc, DAc., DCA, cad, cad.