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tooth powder

American  

noun

  1. a dentifrice in the form of a powder.


tooth powder British  

noun

  1. a powder used for cleaning the teeth, applied with a toothbrush

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of tooth powder

First recorded in 1535–45

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

She’d gone out to buy tooth powder, her husband said, and never came back.

From Los Angeles Times

He sold tooth powder door to door and delivered wine for a time.

From New York Times

Rani doesn't have tooth powder, but she shows me how to brush my teeth with a fresh twig from a neem tree.

From Literature

They then used chemicals and enzymes, followed by a washing protocol, to isolate the DNA in the resulting tooth powder.

From New York Times

One of the things they tried was some Pepsodent tooth powder, a predecessor to modern toothpaste.

From Washington Times