cosmic

adjective

cos·​mic ˈkäz-mik How to pronounce cosmic (audio)
variants or less commonly cosmical
Synonyms of cosmic
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.
This is the starting point of Earth 7, Deb Olin Unferth’s stellar and sweeping science fiction novel that is part cosmic comedy and part dirge to our dying world. Literary Hub, 11 June 2026 The Next Frontier That the private market revolution is being led by a company focused on cosmic exploration is ironic, considering how few investors were believers when the field was getting started two decades ago. Bloomberg, Mercury News, 11 June 2026 There’s a cosmic irony in referencing Yoshimura, whose soothing compositions were famously commissioned to accompany showrooms for model homes in Japan in the 1980s and have since become synonymous with domestic comfort. Harry Thorfinn-George, Pitchfork, 11 June 2026 The nearness of the zealous asteroid Eris in Aries adds a touch of drama and intensity to the cosmic atmosphere. Lisa Stardust, Vogue, 10 June 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 14 Jun. 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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