Hardwarebeginner1 min read

SD Card

N/A

SD卡

SD Card · N/A · SD卡 · ess-dee kard · memory card · microSD · Hardware · storage · cameras · everydayHardwarememory card microSD

/ess-dee kard/

Also known as: memory card, microSD

Last updated August 9, 2026

Definition

An SD card is a small removable memory card used in cameras, phones, and some laptops to expand storage.

Real-World Example

A microSD card in a phone can hold extra photos and offline maps.

References

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