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View synonyms for cosmic dust

cosmic dust

noun

, Astronomy.
  1. fine particles of matter in space.


cosmic dust

noun

  1. fine particles of solid matter occurring throughout interstellar space and often collecting into clouds of extremely low density See also nebula
“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


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Word History and Origins

Origin of cosmic dust1

First recorded in 1880–85
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Example Sentences

In fact, cosmic dust floats here from space rocks hundreds of millions of miles away, bearing tiny messages.

We came back with bags and bags of rocks to search for cosmic dust.

Then he was floating in what felt like waves of cosmic dust, swirling many-colored before his eyes.

The cosmic dust was brighter out here, and the constellations looked a little flattened.

The clouds of cosmic dust swirled and foamed around the familiar jewels of his own sky.

It is too late, after a busy day, and at that hour, to begin overtime on fashioning a new and better planet out of cosmic dust.

Beyond them the stars burned, flaming through the shimmers of cosmic dust.

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cosmic background radiationcosmic microwave background