self-opening door
nounUK /ˌself ˈəʊpənɪŋ dɔː/
US /ˌself ˈoʊpənɪŋ dɔːr/
A door that opens by itself when you walk up to it.
The self-opening door at the store slid open as soon as we got close.
RELATED WORDS
OTHER MEANINGS
2. A door that opens without a person pushing or pulling it.
The hospital has self-opening doors so wheelchairs can pass easily.
3. A door that uses a motor to swing or slide open.
The self-opening door swung wide when the button was pressed.
4. A door that opens on its own when it senses someone nearby.
A self-opening door keeps busy shoppers moving in and out quickly.