Big Bang Definition

bĭg
noun
The beginning of space, time, matter, energy, and of the expansion of the universe according to the Big Bang theory.
American Heritage

An explosion giving rise to a universe.

Wiktionary

In project management, a project that has no staged delivery. The customer must wait, sometimes months, before seeing anything. At the end of the wait comes a "big bang".

Wiktionary
pronoun

The cosmic event that marks the beginning of time and the rapid expansion of space for the visible universe. The evolution of the universe since that beginning point is described by the Big Bang Theory.

Wiktionary

Other Word Forms of Big Bang

Noun

Singular:
Big Bang
Plural:
big bangs

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