# Tipler cylinder

> English word · Noun

## Definitions
1. A hypothetical massive, infinitely long cylinder spinning along its longitudinal axis, enabling time travel.

## Etymology
Named after the American physicist Frank J. Tipler, who recognized the possibility of such a device in 1974.

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