The Collaborative International Dictionary
Hydrochloric \Hy`dro*chlo"ric\, a. [Hydro-, 2 + chloric: cf. F. hydrochlorique.] (Chem.) Pertaining to, or compounded of, chlorine and hydrogen gas; as, hydrochloric acid; chlorhydric.
Hydrochloric acid (Chem.), hydrogen chloride; a colorless, corrosive gas, HCl, of pungent, suffocating odor. It is made in great quantities in the soda process, by the action of sulphuric acid on common salt. It has a great affinity for water, and the commercial article is a strong solution of the gas in water. It is a typical acid, and is an indispensable agent in commercial and general chemical work. Called also muriatic acid and chlorhydric acid.
Wiktionary
n. (context obsolete inorganic compound English) hydrochloric acid.
WordNet
n. a former name for hydrochloric acid
Usage examples of "muriatic acid".
The last thing I said to her was you can't get brick clean without sandblasting it, but she was so sure muriatic acid would do the job.
When I climbed in through the basement window this morning she was dead on the floor with chlorine gas and muriatic acid all over half the brick wall, and it was still as dirty as ever, only now she was part of the mess.
Toots had laughed and made reference to a local reporter who'd been blinded when some unknown assailant threw a beaker of muriatic acid in his face.
One third vodka, one third muriatic acid, one third battery water-two pinches of salt and add a pickled beetle.