ˈsedlə̇ts- sometimes ˈsīdlə̇ts- noun plural
Usage: usually capitalized S
Etymology: from Sedlitz, Sedlice, town of southwestern Bohemia, Czechoslovakia; from the similarity of their effects to those of the water of the town
: effervescing salts that consist of two separate powders with one of 40 grains of sodium bicarbonate mixed with 2 drams of Rochelle salt and the other of 35 grains of tartaric acid and that are mixed in water and drunk while effervescing as a mild cathartic — called also Rochelle powders