baking powder
noun
any of various powders used as a substitute for yeast in baking, composed of sodium bicarbonate mixed with an acid substance, as cream of tartar, capable of setting carbon dioxide free when the mixture is moistened, causing the dough to rise.
Origin of baking powder
First recorded in 1840–50
Words nearby baking powder
bakgat,
bakhmut,
bakhtaran,
bakhtin,
baking,
baking powder,
baking sheet,
baking soda,
bakke decision,
bakkie,
baklava
Example sentences from the Web for baking powder
British Dictionary definitions for baking powder
baking powder
noun
any of various powdered mixtures that contain sodium bicarbonate, starch (usually flour), and one or more slightly acidic compounds, such as cream of tartar: used in baking as a substitute for yeast
Scientific definitions for baking powder
baking powder
[ bā′kĭng ]
A mixture of baking soda, a nonreactive filler (such as starch), and at least one slightly acidic compound (such as cream of tartar). Baking powder works as a leavening agent in baking by releasing carbon dioxide when mixed with a liquid, such as milk or water.