cosmic

adjective

cos·​mic ˈkäz-mik How to pronounce cosmic (audio)
variants or less commonly cosmical
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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
When in close binary partnerships with other stars, these stellar corpses can steal matter like a cosmic vampire. Robert Lea, Space.com, 24 July 2025 On July 25, the sun in Leo will make a direct opposition to powerhouse Pluto, creating a cosmic face-off between the self and the community, or the spotlight and the shadow that comes with it. Valerie Mesa, People.com, 24 July 2025 By the time Dragon Ball Super rolls around, Goku is fighting cosmic gods in his quest to save the world and become the strongest warrior in existence. Chris Snellgrove, EW.com, 24 July 2025 The Fantastic Four is not Ineson’s first foray into the cosmic side of the Marvel Cinematic Universe. Brian Davids, HollywoodReporter, 23 July 2025 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

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Cite this Entry

“Cosmic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cosmic. Accessed 29 Jul. 2025.

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

More from Merriam-Webster on cosmic

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