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Definitions

cosmology

[koz-mol-uh-jee] / kɒzˈmɒl ə dʒi /
NOUN
theory of the universe
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Astronomers may be getting closer to understanding one of the biggest mysteries in cosmology: dark energy, the unknown force believed to be driving the accelerating expansion of the universe.

From Science Daily • Mar. 16, 2026

One of the greatest puzzles in cosmology is why the universe is dominated by matter.

From Science Daily • Mar. 3, 2026

“There’s that side of me that really gets excited about looking at those objects, then creating my own sort of cosmology, my own artifacts, if you will,” she said.

From Los Angeles Times • Dec. 30, 2025

Already, at age 15, we find her constructing a female cosmology that draws on both Renaissance painting and the Celtic fairy tales she grew up with.

From The Wall Street Journal • Dec. 1, 2025

Democritus, who further developed his master’s atomist theories, also had his own pet cosmology, including a Thalian throwback to a flat-disk earth, floating in air.

From "Circumference" by Nicholas Nicastro




Vocabulary lists containing cosmology