1. a salt of carbonic acid containing the anion HCO3-
Usage: chemistry
2. sodium bicarbonate, commonly known as baking soda
Usage: informal

Examples

• The doctor prescribed bicarbonate tablets for her acid reflux.
• Add a teaspoon of bicarbonate to the cake batter.
• Sodium bicarbonate is commonly used in baking.
• The chemistry lab tested various bicarbonate solutions.
• She mixed bicarbonate with water to clean the stain.
• Bicarbonate levels in the blood help regulate pH balance.