touchless control
nounUK /ˈtʌtʃləs kənˈtrəʊl/
US /ˈtʌtʃləs kənˈtroʊl/
A way to make a machine work without touching it.
He changed the song with touchless control by waving his hand.
OTHER MEANINGS
2. A system that uses cameras or sensors to read hand movements as commands.
The car's touchless control lets you open the trunk with a kick.
3. Operating a device by voice or body motion instead of buttons.
In the hospital, touchless control keeps surfaces clean.
4. Technology that lets people use public screens without physical contact.
The museum added touchless control so visitors can explore exhibits safely.