noun, noun or participle which takes 'suru', transitive verb
Refers to the paired action of opening and closing something, such as a door, window, lid, or container. Often used as a noun or with する to describe the act of repeatedly or alternately opening and closing.
ドアの開け閉めは静かにしてください。
Please open and close the door quietly.
窓の開け閉めで空
I air out the room by opening and closing the windows.