# sliding door

> English word · Noun

## Definitions
1. A door that opens and closes by sliding to the side; sometimes one of a pair.
2. Denotes a crucial decision point at which outcomes diverge depending on which of two courses is followed.

## Etymology
(crucial decision point): From the plot of the film Sliding Doors.

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