# white hole

> English word · Noun

## Definitions
1. A theoretically possible but hypothetical singularity from which matter and energy are able to escape but unable to enter; the antithesis of a black hole.
2. Used other than figuratively or idiomatically: see white, hole.

## Etymology
By analogy with black hole.

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