Definition of cosmology
1 a : 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
cosmologicalplay \ˌkäz-mə-ˈlä-ji-kəl\ adjective
cosmologicallyplay \-ji-k(ə-)lē\ adverb
cosmologistplay \käz-ˈmä-lə-jist\ noun
Did You Know?
Most religions and cultures include some kind of cosmology to explain the nature of the universe. In modern astronomy, the leading cosmology is still the Big Bang theory, which claims that the universe began with a huge explosion that sent matter and energy spreading out in all directions. One reason why fans watch Star Trek is for the various cosmologies depicted in the show, including different conceptions of space, time, and the meaning of life.
Origin and Etymology of cosmology
New Latin cosmologia, from Greek kosmos + New Latin -logia -logy
First Known Use: circa 1656
COSMOLOGY Defined for English Language Learners
Definition of cosmology for English Language Learners
: the scientific study of the origin and structure of the universe
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