also: ヒンヂ
noun
A mechanical joint allowing a door, lid, or similar part to swing open and shut. Used in technical and everyday contexts.
ドアのヒンジが錆びて、開けると音がする。
The door hinge is rusty and makes a noise when you open it.
このヒンジは取り外しが簡単だ。
This hinge is easy to remove.