door check; door closer; door spring
A device that controls the closing of a door, preventing it from slamming or holding it open. Common in architectural and hardware contexts.
このドアチェックは調整が簡単だ。
This door closer is easy to adjust.
ドアチェックが壊
The door check is broken, so the door slams shut.
Loanword from English 'door check'.