# keyhole

> English word · Noun · IPA /ˈkiˌhoʊl/ · frequency rank #35,800

## Definitions
1. The hole in a lock where the key is inserted and turns.
2. Any small opening resembling the hole for a key in shape or function; especially, one that gives a vista of, or access to, a space beyond.
3. Any small opening resembling the hole for a key in shape or function; especially, one that gives a vista of, or access to, a space beyond.
4. A circle cut out of a garment as a decorative effect, typically at the front or back neckline of a dress.
5. A hole or excavation in beams intended to be joined together, to receive the key that fastens them.
6. A mortise for a key or cotter.
7. A transient column of vapor or plasma formed when using high energy beams, such as lasers, for welding or cutting.
8. A welding method in which a hole forms in the surface immediately ahead of the puddle in the direction of welding. The hole is filled as the weld progresses.
9. The free-throw lane together with the circle surrounding the free-throw line; key.
10. A gravitational keyhole.

## Etymology
From key + hole.

## Easily confused with
- **keynote** (https://plainspell.com/en/vs/keyhole-vs-keynote)

## Common misspellings (10)
`ekyhole`, `kehyole`, `keyhhole`, `keyhloe`, `keyhoel`, `keyholle`, `keyohle`, `keyyhole`, `kkeyhole`, `kyehole`

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