# glasshouse

> English word · Noun · IPA /ˈɡlɑːshaʊs/ · frequency rank #57,406

## Definitions
1. A greenhouse, especially one for commercial use.
2. A building where glass or glassware is manufactured.
3. A military prison.

## Etymology
From Middle English glasehows, glashous, glashows; equivalent to glass + house.

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