sodiumhydrogencarbonate

noun

UK /ˌsəʊdiəmˌhaɪdrədʒənˈkɑːbəneɪt/

US /ˌsoʊdiəmˌhaɪdrədʒənˈkɑːrbəneɪt/

A white powder that fizzes when you mix it with vinegar or lemon juice.

We added sodiumhydrogencarbonate to the vinegar and watched it bubble up.

SYNONYMS

baking soda bicarbonate of soda sodium bicarbonate bicarb bread soda

RELATED WORDS

baking powder vinegar carbon dioxide fizz leavening

OTHER MEANINGS

2. A gentle cleaner used for scrubbing surfaces and removing smells.

She sprinkled sodiumhydrogencarbonate on the sink and wiped it clean.

3. An antacid that can settle an upset stomach.

He took a spoonful of sodiumhydrogencarbonate in water after the heavy meal.

4. A raising agent that makes cakes and bread rise.

The recipe calls for sodiumhydrogencarbonate to help the muffins puff up.

5. A chemical used in fire extinguishers to smother flames.

The dry-powder extinguisher releases sodiumhydrogencarbonate onto the fire.