# keycard

> English word · Noun · frequency rank #99,447

## Definitions
1. A usually plastic card which stores a digital signature that is used to operate an electronic access control lock.

## Etymology
From key (“lock opener”) + card (“piece of plastic”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/keycard