# torricellian chamber

> sub-atmospheric pressure air space in a cave or other flooded enclosure

**Wikidata**: [Q7827119](https://www.wikidata.org/wiki/Q7827119)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Torricellian_chamber)  
**Source**: https://4ort.xyz/entity/torricellian-chamber