画面

1. Origins, structure, and basic meaning

• Structure: 画面, read がめん, can mean a physical display or a particular page shown on that display.
• Basic usage: It describes a screen being viewed and also forms terms such as 設定画面 for the interface where settings are changed.

2. Common pitfalls and similar expressions

• A display and a page shown on it
  • It can refer to the physical display being viewed or to a displayed page, such as a settings screen containing controls.