Antihorizon

Quick meaning: Antihorizon is a noun meaning (astrophysics) The opposite of an event horizon, allowing escape but not entry.

Meaning

(astrophysics) The opposite of an event horizon, allowing escape but not entry.

Example Sentences

To distant observers the light appears, due to gravitational time dilation, to slow down as it approaches the antihorizon.

The Kruskal diagram of the Schwarzschild geometry showed it to possess not only a normal horizon but also an antihorizon, beyond which there was, supposedly, another Universe.

White holes must therefore be surrounded by the opposite of an event horizon, something known as an antihorizon, which would allow one-way traffic out and never in. Unfortunately, antihorizons are very unstable and get converted to normal horizons in a matter of seconds after forming.

Word Forms

• antihorizons

Related Words

Related dictionary entries include horizonlessness, anti-gravity, nonescape, aeropause, nonhappening, countergravity.

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