# Roman surface

> English word · Noun

## Definitions
1. A self-intersecting mapping of the real projective plane into three-dimensional space, with an unusually high degree of symmetry.

## Etymology
So called because it was discovered by Jakob Steiner when he was in Rome in 1844.

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