Cosmos
Pronunciation : Cos"mos (kz"ms)
Part of Speech : n.
Etymology : [NL., fr. Gr. ko`smos order, harmony, the world (from its perfect order and arrangement); akin to Skr. to distinguish one's self.]
Definition : 1. The universe or universality of created things; -- so called from the order and harmony displayed in it.
2. The theory or description of the universe, as a system displaying order and harmony. Humboldt.
Source : Webster's Unabridged Dictionary, 1913