| Subject | English | Japanese |
| comp., MS | active document window | 作業中のドキュメント ウィンドウ (In an environment capable of displaying multiple on-screen windows, the window containing the document that will be affected by current cursor movements, commands, and text entry) |
| comp. | n active window | アクティブ・ウィンドウ |
| comp., MS | active window | 作業中のウィンドウ (The window in which a user is currently working or directing input. An active window is typically at the top of the Z order and is distinguished by the color of its title bar) |
| comp. | n active window | アクティブウィンドウ |