adjective (a)

• displaying numbers rather than scale positions(adj.pert)

  Example:
  Digital clock.
  Digital readout.
  

  source: wordnet30
• relating to or performed with the fingers(adj.pert)

  Example:
  Digital examination.
  

  source: wordnet30
• of a circuit or device that represents magnitudes in digits(adj.all)

  Example:
  Digital computer.
  

  Antonym:
  analog, analogue, linear
  

  source: wordnet30
• Of or pertaining to the fingers, or to digits; done with the fingers; as, digital compression; digital examination.(adjective)

  source: webster1913