# LCD
> LCD is a screen type that uses a backlight behind liquid crystals to show images.
Topics: Smartphones, Computing
Difficulty: Everyday
Aliases: liquid crystal display
Updated: 2026-06-26T08:00:00.000Z
## Go deeper
LCD is a screen type that uses a backlight behind liquid crystals to show images. In everyday buying decisions, the useful question is not just what the spec says, but what it changes for comfort, cost, speed, safety, or battery life.