hydrochloric acid
hydrochloric acid, corrosive colourless acid that is prepared by dissolving gaseous hydrogen chloride in water.
This article was most recently revised and updated by Adam Augustyn.
Citation Information
Article Title:
hydrochloric acid
Website Name:
Encyclopaedia Britannica
Publisher:
Encyclopaedia Britannica, Inc.
Date Published:
01 June 2026
Access Date:
November 13, 2026