bicarb
/ˈbaɪkɑrb/
noun
- Short for bicarbonate of soda, a white powder used in baking to make dough rise, and also used as a cleaning agent or antacid.
- For heartburn, some people dissolve a little bicarb in water and drink it.
- I added a teaspoon of bicarb to the cake mixture to help it rise.
- She used bicarb and vinegar to unclog the kitchen sink.
Synonyms