keycard
Keycard (noun) means a plastic card with a stored digital code, used instead of a metal key to open electronic locks, such as hotel room doors. Example: “The hotel gave us two keycards for the room.”
How to use keycard
Learner’s notesIn plain EnglishA plastic swipe or tap card that unlocks a door instead of a metal key.
Word forms
- Plural
- keycards
Fill the gap
Can you complete this real example?
The hotel gave us two _____ for the room.
Etymology
A modern compound of "key" and "card", describing a card that does a key's job.