button-operated stairs
nounUK /ˈbʌtən ˈɒpəreɪtɪd stɛəz/
US /ˈbʌtən ˈɑːpəreɪtɪd stɛrz/
Stairs that move up or down when you press a button.
The button-operated stairs took us to the second floor.
RELATED WORDS
OTHER MEANINGS
2. Stairs whose lighting or access is switched on by a button.
The button-operated stairs lit up as soon as she pressed the switch.
3. A stairlift or platform lift started by pressing a button.
Grandpa uses the button-operated stairs to reach his bedroom.
4. Stairs in a model or toy that move when a button is pressed.
The toy house has button-operated stairs that rise and fall.