baking powder

noun

: a powder used as a leavening agent in making baked goods (such as quick breads) that typically consists of sodium bicarbonate, an acidic substance (such as cream of tartar), and starch or flour

Examples of baking powder in a Sentence

The recipe calls for a teaspoon of baking powder.

Recent Examples on the Web

Bibi can’t afford even the basic ingredients—eggs, flour, sugar, baking powder—but failure to bring the cake would be a severely punishable political offense. —Richard Brody, New Yorker, 10 Feb. 2026

In another bowl, sift cake flour, baking powder, baking soda, and kosher salt. —Karla Walsh, Better Homes & Gardens, 9 Feb. 2026

Add the almond flour, cocoa powder, espresso powder, baking soda, baking powder and salt. —Virginia Willis, AJC.com, 8 Feb. 2026

In a medium bowl, whisk together flour, baking powder, and salt. —Martha Stewart, 1 Feb. 2026

Word History

First Known Use

1846, in the meaning defined above

Rhymes for baking powder

• chowder
• crowder
• louder
• prouder
• gunpowder

Kids Definition

baking powder

noun

: a powder that usually consists of sodium bicarbonate, an acidic substance (as cream of tartar), and starch or flour and that makes the dough rise in baked goods (as cakes)