An Etymological Dictionary of Astronomy and Astrophysics

A hypothetical structure that can join two distant regions of → space-time through a tunnel-like shortcut, as predicted by → general relativity. The Einstein-Rosen bridge is based on the → Schwarzschild solution of → Einstein’s field equations. It is the simplest type of → wormholes.

See also: Albert Einstein & Nathan Rosen (1935, Phys.Rev. 48, 73); → bridge.