white hole

Etymology
By analogy with.

Noun

 * 1)  A theoretically possible, but physically highly unlikely, singularity from which matter and energy are able to escape but unable to enter; the antithesis of a black hole.

Translations

 * Catalan: forat blanc
 * Czech: bílá díra
 * Dutch: wit gat
 * French:
 * Galician: burato branco
 * German: Weißes Loch
 * Icelandic: hvíthol
 * Italian: buco bianco
 * Japanese:
 * Norwegian: hvitt hull
 * Portuguese: buraco branco
 * Russian:
 * Spanish: agujero blanco
 * Swedish:
 * Turkish: ak delik