cosmic dust

noun

: very fine particles of solid matter found in any part of the universe

Examples of cosmic dust in a Sentence

Recent Examples on the Web

Parker does not carry a cosmic dust detector, and that's because until now dust has not been considered a serious component of the solar atmosphere. — Keith Cooper, Space.com, 7 July 2026

Meanwhile, the infrared components illustrate the explosion’s growing shell filled with cosmic dust. — Andrew Paul, Popular Science, 2 July 2026

Interstellar space contains a sparse smattering of hydrogen atoms and microscopic grains of cosmic dust. — Kai James, The Conversation, 26 May 2026

The team says its synthetic universe is the first large volume simulation to model cold gases and cosmic dust inside galaxies, the free-floating material that coalesces to form stars. — Frank Landymore, Futurism, 23 Apr. 2026

Word History

First Known Use

1881, in the meaning defined above

Rhymes for cosmic dust

• antitrust
• overthrust
• readjust
• unitrust
• wanderlust
• adjust
• combust
• discussed
• disgust
• distrust
• entrust
• intrust

Kids Definition

cosmic dust

noun

: very fine particles of solid matter found in any part of the universe