big bang

Definitions

1. a physical theory that describes how the universe expanded from an infinitely small, hot, and dense point.
2. Alternative letter-case form of Big Bang.
   alt-of
3. 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.
4. The sudden deregulation of financial markets effected by prime minister Margaret Thatcher in 1986.
   UK, historical
5. A large implementation of a system rather than phased or gradual delivery.

Equivalents

Examples

“On scientific grounds this big bang assumption is much less the palatable of the two.”

“Many-worlds interpretations of physics suggest⟳ that millions of big bangs might be happening as we speak⟳.”

“They're planning for an upcoming release⟳ that promises to be a big bang.”

CEFR level