touchless operation
nounUK /ˈtʌtʃləs ˌɒpəˈreɪʃən/
US /ˈtʌtʃləs ˌɑːpəˈreɪʃən/
A way of making something work without touching it.
The new sink has touchless operation, so you just wave your hand to get water.
RELATED WORDS
OTHER MEANINGS
2. Running a machine or system using sensors instead of buttons or handles.
The factory uses touchless operation to keep the equipment clean.
3. A feature that lets doors or taps open and close without physical contact.
Touchless operation on the bathroom door helps stop germs from spreading.
4. Using voice or motion commands to control a device.
You can turn on the light with touchless operation by saying a word.