First Known Use: circa 1656
Dictionary
cosmology
noun cos·mol·o·gy \käz-ˈmä-lə-jē\
: the scientific study of the origin and structure of the universe
plural cos·mol·o·gies
Full 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
— cos·mo·log·i·cal \ˌkäz-mə-ˈlä-ji-kəl\ adjective
— cos·mo·log·i·cal·ly \-ji-k(ə-)lē\ adverb
— cos·mol·o·gist \käz-ˈmä-lə-jist\ noun
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Origin of COSMOLOGY
New Latin cosmologia, from Greek kosmos + New Latin -logia -logy
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