cosmic

adjective

cos·​mic ˈkäz-mik How to pronounce cosmic (audio)
variants or less commonly cosmical
Synonyms of cosmicnext
1
a
: of or relating to the cosmos, the extraterrestrial vastness, or the universe in contrast to the earth alone
cosmic radiation
b
: of, relating to, or concerned with abstract spiritual or metaphysical (see metaphysical sense 2) ideas
cosmic wisdom
2
: characterized by greatness especially in extent, intensity, or comprehensiveness
a cosmic thinker
a book of cosmic significance
cosmically adverb

Examples of cosmic in a Sentence

The discovery caused a cosmic shift in people's views of the world. predicted that the war would forever be regarded as a cosmic error
Recent Examples on the Web
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Additionally, the cosmic view reveals a dark patch that is the Coalsack nebula. Chelsea Gohd, Space.com, 28 May 2026 But constructing ever-bulkier hardware rapidly runs into physical and economic obstacles that limit the size of any single telescope and the sharpness of our cosmic views. K. R. Callaway, Scientific American, 27 May 2026 Parsons, in his feature directing debut (the script is by Will Soodik), proves to be a wizard of mood who shares the early David Lynch’s love of industrial cosmic sound design, and also Lynch’s fixation on the mysteries of electricity. Owen Gleiberman, Variety, 27 May 2026 Maybe all of this represents some cosmic full-circle moment, the Knicks’ time come at last. Dom Amore, Hartford Courant, 26 May 2026 See All Example Sentences for cosmic

Word History

Etymology

Greek kosmikos, from kosmos order, universe

First Known Use

1685, in the meaning defined at sense 1a

Time Traveler
The first known use of cosmic was in 1685

Browse Nearby Words

Cite this Entry

“Cosmic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cosmic. Accessed 30 May. 2026.

Kids Definition

cosmic

adjective
cos·​mic ˈkäz-mik How to pronounce cosmic (audio)
1
: of or relating to the cosmos
cosmic theories
2
: extremely vast : grand
cosmic dimensions

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