# phlebotinum

> English word · Noun

## Definitions
1. A fictional material used by authors to develop a plot requiring a material with properties not possessed by any real material.

## Etymology
A combination of phleboto- (disregarding the association of the Greek root with blood) + -inum.

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