multitouch

/M AH1 L T IY0 T AH1 CH/
noun
  1. 1

    Multi-touch capability.

adjective
  1. 1

    Of a computer tablet or touch-screen interface, accepting more than one touch at the same time.

Source: https://en.wiktionary.org/wiki/multi-touch, https://en.wiktionary.org/wiki/multitouch