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

---

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

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

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