from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An old name of hydrochloric acid.
from the GNU version of the Collaborative International Dictionary of English
- n. See under Spirit.
- n. hydrochloric acid; -- so called because obtained from salt and sulphuric acid.
Due to a method of obtaining HCl through reaction of salt and sulphuric acid. (Wiktionary)