tooth powder

American  

noun

1. a dentifrice in the form of a powder.

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tooth powder British  

noun

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

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Etymology

Origin of tooth powder

First recorded in 1535–45

Example Sentences

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

From New York Times

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

In the first they sample decades old corn chips, century-old Civil War hardtack and then freshen up with 100-year-old tooth powder.

From Los Angeles Times

The makers of Calox tooth powder were offering customers a free guide to the city’s subway system, which was undergoing an expansion that, among public works projects, rivaled the recently-opened Panama Canal.

From New York Times