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
Synonyms
- astronomical
- astronomic
- Brobdingnagian
- bumper
- colossal
- cyclopean
- elephantine
- enormous
- galactic
- gargantuan
- giant
- gigantesque
- gigantic
- grand
- herculean
- heroic
- heroical
- Himalayan
- huge
- humongous
- humungous
- immense
- jumbo
- king-size
- king-sized
- leviathan
- mammoth
- massive
- mega
- mighty
- monster
- monstrous
- monumental
- mountainous
- oceanic
- pharaonic
- planetary
- prodigious
- super
- super-duper
- supersize
- supersized
- titanic
- tremendous
- vast
- vasty
- walloping
- whacking
- whopping
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
Stern thinks the dwarf planet distinction is nonsensical—an arbitrary parsing of cosmic definitions.
—
Jeffrey Kluger, TIME, 18 Feb. 2025
But there is an earlier milestone that takes the band’s journey into the cosmic and consequential: On July 21, 1969, Led Zeppelin played The Schaefer Music Festival in Central Park, the same date that Apollo 11 astronauts landed on the moon.
—Steve Appleford, SPIN, 17 Feb. 2025
In fact, tremendous stellar wind currents from several stars can collide to cause a perfect cosmic storm, resulting in complete celestial chaos!
—Mike Lynch, Twin Cities, 16 Feb. 2025
Because virtually no material changes their course, however, the direction of neutrinos’ travel should point reliably back to the mysterious and incredibly powerful cosmic accelerators that launched them, such as a gamma-ray burst.
—Sara Hashemi, Smithsonian Magazine, 14 Feb. 2025
See all Example Sentences for cosmic 
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Jeffrey Kluger, TIME, 18 Feb. 2025
But there is an earlier milestone that takes the band’s journey into the cosmic and consequential: On July 21, 1969, Led Zeppelin played The Schaefer Music Festival in Central Park, the same date that Apollo 11 astronauts landed on the moon.
—Steve Appleford, SPIN, 17 Feb. 2025
In fact, tremendous stellar wind currents from several stars can collide to cause a perfect cosmic storm, resulting in complete celestial chaos!
—Mike Lynch, Twin Cities, 16 Feb. 2025
Because virtually no material changes their course, however, the direction of neutrinos’ travel should point reliably back to the mysterious and incredibly powerful cosmic accelerators that launched them, such as a gamma-ray burst.
—Sara Hashemi, Smithsonian Magazine, 14 Feb. 2025
See all Example Sentences for cosmic
Dictionary Entries Near cosmic
Cite this Entry
“Cosmic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cosmic. Accessed 21 Feb. 2025.
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