cosmology

noun

cos·mol·o·gy | \ käz-ˈmä-lə-jē

plural cosmologies

Definition of cosmology

1a : a branch of metaphysics that deals with the nature of the universe

b : a theory or doctrine describing the natural order of the universe

2 : a branch of astronomy that deals with the origin, structure, and space-time relationships of the universe also : a theory dealing with these matters

Other Words from cosmology Cosmology and Star Trek Example Sentences Learn More about cosmology

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Other Words from cosmology

cosmological \ ˌkäz-mə-ˈlä-ji-kəl

\ adjective

cosmologically \ ˌkäz-mə-ˈlä-ji-k(ə-)lē

\ adverb

cosmologist \ käz-ˈmä-lə-jist

\ noun

Examples of cosmology in a Sentence

Recent Examples on the Web

In cosmology, destruction is not arbitrary chaos, but constructive and totally necessary, clearing the way for future growth. — Jill Kiedaisch, Popular Mechanics, "Life on Earth May Have Been Born From a Maelstrom of Molten Iron," 15 Jan. 2019 In other words, if the birth time is incorrect, your entire astrological cosmology will be inaccurate, and that’s obviously a bummer. — Aliza Kelly Faragher, Allure, "The 12 Astrological Houses: Interpreting Your Birth Chart Beyond the Zodiac," 6 Oct. 2018 By using supercomputers in Warsaw, Poland, and Durham, England, the researchers calculated the luminosity function of galaxies according to the standard model of cosmology, known as the Lambda Cold Dark Matter model. — Jay Bennett, Popular Mechanics, "Some of the Oldest Galaxies in the Universe Orbit the MIlky Way," 16 Aug. 2018 Freshwater is an electric debut novel, steeped in Nigerian cosmology, about a girl born with a god spirit in her head. — Constance Grady, Vox, "The 16 best books I read in 2018," 21 Dec. 2018 But cosmology is just one discipline that could make big gains through detections of gravitational waves in the coming years. — Davide Castelvecchi, Scientific American, "Here Come the Waves," 23 Apr. 2018 The 2015 results were consistent with those of two years earlier, and extended them further into the big-picture cosmology realm. — Mike Wall, Space.com, "Observations of the Early Universe Reaffirm the Existence of Dark Matter and Dark Energy," 18 July 2018 But McGaugh’s paper met with three quick rejoinders from the numerical cosmology community. — Natalie Wolchover, WIRED, "The Universe Is Not a Simulation, but We Can Now Simulate It," 16 June 2018 Of course, further theoretical work will be needed to arrive at a mathematically rigorous, fully predictive framework for cosmology. — Alexander Hellemans, Scientific American, "A Conversation with Thomas Hertog, One of Stephen Hawking’s Final Collaborators," 24 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cosmology.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.