antiverse

noun — 2 senses

antiverse

noun

Etymology From anti- + -verse.

1

Astronomy, Astrophysics, Cosmology, Natural sciences Synonym of antiuniverse (“a conjectured universe formed from antimatter”).

2

A conjectured universe of negative gravity, where gravity repels. A region found on Penrose diagrams for rotating Kerr black holes, by passing through the singularity.

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.