diamond dust

American  

noun

1. pulverized diamonds, used as an abrasive.

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Etymology

Origin of diamond dust

First recorded in 1695–1705

Example Sentences

While other scientists had published papers showing how they used diamond particles attached to gadolinium for magnetic resonance imaging, no one had ever shown that diamond dust itself could be a contrast agent.

From Science Daily • Apr. 25, 2024

Based on an original painting sold last year, each piece is made with layers that include diamond dust and platinum leaf.

From Reuters • May 30, 2022

I used diamond dust a bunch of times.

From New York Times • Mar. 12, 2020

Then, the air needs to be still for a few days, and the sky needs to be perfectly clear, without a wisp of a cloud or a shimmer of diamond dust above the ice sheet.

From National Geographic • Jun. 27, 2018

The moon was full and so bright that the trees cast long blue shadows along the ground; the unearthly glow glittered like diamond dust on the freshly fallen snow.

From "The Incorrigible Children of Ashton Place: Book I: The Mysterious Howling" by Maryrose Wood