noun

das Weltall, null

universe · outer space

Der große Raum außerhalb der Erde, in dem Sterne, Planeten und Monde sind.

Definition & meaning

The term Weltall refers to the entire universe, including all space, time, matter, and energy. It encompasses everything that exists, from the smallest subatomic particles to the largest galaxy clusters.

In a more common or colloquial context, it is often used as a synonym for "outer space"—the vast, empty regions beyond the Earth's atmosphere.

Grammar & Word origin

Weltall is a masculine noun (der Weltall) and is typically used in the singular.

The word is a compound noun consisting of two parts:

Welt (world)
All (everything, the entirety)

Etymologically, it translates literally to "the all of the world" or "the entirety of the world."

Synonyms & antonyms

Synonyms:

Universum
Weltraum
Kosmos
All

Antonyms:

Erde (In the sense of terrestrial space as opposed to celestial space)
Hier (In a philosophical sense of local proximity vs. the infinite distance of the universe)