It is the totality of everything that exists (set of matter and energy). Totality of things . The name of a U.S. subscription TV network. Name of a song by Blas Cantó and that would represent Spain in Eurovision 2020. Name of documentary series of the History Channel. Cosmos. A set made up of all the elements of the same class or characteristic.
It is said of "the whole of the existing", it is used as "the world", "the environment" or "environment", but also with its broader sense by "outer space". It comes to us from the medieval Latin universus, i ("what surrounds us, as unity"), formed by unus, a, um ("one, unique, only") versus (participle of pouring "to rotate around") .