Sodium bicarbonate.

(chemistry) A salt of sodium hydroxide and carbonic acid, NaHCO₃. / This salt used in cooking as a raising agent, as an antacid, a cleaner, etc.

(uncountable) Sodium bicarbonate (usually baking soda). / (uncountable) Sodium carbonate (usually washing soda). / (uncountable) Sodium in chemical combination.

(chemistry, inorganic chemistry) Common table salt, a compound composed of equal number of sodium and chlorine atoms. Chemical formula NaCl.

A beverage made by adding ice cream to a soft drink.

(derogatory) One who practices sodomy; a sodomist. / A native or inhabitant of Sodom.

A vending machine that dispenses soft drinks.

(medieval mythology) A gigantic tree supposed to have grown on the site of the destroyed cities Sodom and Gomorrah (see Genesis 18–19 in the Bible), the apples of which would turn to ash and smoke once picked.

A stout glass bottle containing soda water under pressure, at one time found in bars. A lever-operated valve at the top is used to dispense the liquid.

Carbonated water, water that has carbon dioxide dissolved in it and has been stored under pressure in a bottle. Usually mixed before drinking with another beverage.