narrowcasting

/N EH1 R OW0 K AE0 S T IH0 NG/
verb
  1. 1

    To transmit a programme to selected individuals or groups, especially via cable.

  2. 2

    To transmit a medical intervention to a specific organ or type of tissue.

Source: https://en.wiktionary.org/wiki/narrowcast, https://en.wiktionary.org/wiki/narrowcasting