Karlsbad salt
noun
Karls·bad salt
ˈkärlzˌbad-,
-l(t)sˌbät-
1
: a mixture of mineral salts including especially potassium sulfate and sodium sulfate that is obtained from the water of certain springs
2
: an artificial mixture of potassium sulfate, sodium sulfate, sodium chloride, and sodium bicarbonate
Word History
Etymology
translation of German karlsbader salz, from Karlsbad (Karlovy Vary), town in western Czechoslovakia renowned for its sulfur springs