sodium hydrogen carbonate vs saleratus

sodium hydrogen carbonate and saleratus both are nouns.

Word	Noun	Adjective	Verb	Adverb
sodium hydrogen carbonate	Yes	No	No	No
saleratus	Yes	No	No	No

As nouns, sodium hydrogen carbonate and saleratus are synonyms defined as:

sodium hydrogen carbonate and saleratus: a white soluble compound (NaHCO3) used in effervescent drinks and in baking powders and as an antacid

Other synonyms of sodium hydrogen carbonate include baking soda, bicarbonate of soda, sodium bicarbonate.

sodium hydrogen carbonate (noun)	saleratus (noun)
a white soluble compound (NaHCO3) used in effervescent drinks and in baking powders and as an antacid	a white soluble compound (NaHCO3) used in effervescent drinks and in baking powders and as an antacid