kb/data/developer.mozilla.org/en-US/docs/Glossary/UI-0.md

title	chunk	source	category	tags	date_saved	instance
UI - Glossary | MDN	1/3	https://developer.mozilla.org/en-US/docs/Glossary/UI	reference	web, html, css, javascript, documentation	2026-05-05T05:47:49.913870+00:00	kb-cron

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1. Glossary
2. UI

UI

User Interface (UI) is anything that facilitates the interaction between a user and a machine. In the world of computers, it can be anything from a keyboard, a joystick, a screen or a program. In case of computer software, it can be a command-line prompt, a webpage, a user input form, or the front-end of any application.

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• See also

See also

• User interface on Wikipedia
• Front end development on Wikipedia