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

The diamond dust was swept up long ago, yet the memory endures of a moment in the late 1970s when a flash of brilliance glittered from the rubble of a bankrupt city.

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

He was clothed in a coat of velvet and diamond dust with long, fluttering tails in the shape of knife blades, and his boots were white spectral leather buckled with lys.

From "Strange the Dreamer" by Laini Taylor