Pronunciation: (koz'mus, -mōs),[key] —n., —pl.-mos, -mos•esfor 2, 4. 1. the world or universe regarded as an orderly, harmonious system.
2. a complete, orderly, harmonious system.
3. order; harmony.
4. any composite plant of the genus Cosmos, of tropical America, some species of which, as C. bipannatus and C. sulphureus, are cultivated for their showy ray flowers.
5. Also,Kosmos.(cap.) Aerospace.one of a long series of Soviet satellites that have been launched into orbit around the earth.