# von Economo disease

> English word · Noun

## Definitions
1. sleepy sickness

## Etymology
After Constantin von Economo, Austrian psychiatrist and neurologist.

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