cosmology

Meanings

1. 1
   noun

   the scientific study of the origin, structure, development, and possible fate of the universe

   Modern cosmology uses observations of distant galaxies to test its models.

2. 2
   noun

   a theory or system of ideas about the origin and nature of the universe

   The creation story forms the heart of their traditional cosmology.

From Medieval Latin cosmologia, built from Greek kosmos, meaning world or ordered universe, and -logia, meaning study or discourse. The word first referred broadly to accounts of the universe and later developed its modern scientific sense.

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