Big Bang
or big bang
the sudden, instantaneous expansion of space from an exploding point of dense energy, starting the universe: In the first seconds following the Big Bang, the universe expanded faster than the speed of light.
Astrophysics. the model or theory that explains the start of the universe by a sudden, instantaneous expansion of space from an exploding point of dense energy (often used attributively): The Big Bang cannot be tested via experiment, but it can be used to make testable predictions.The current cosmological model, called the Big Bang, is explained below.
big bang, any event or action that represents a sudden and massive development (often used attributively): The Prime Minister's commitment is being seen as one of the big bang decisions of this century.After spending $750 million on a redesign big bang, the Operations Center had nothing to show for it.
Origin of Big Bang
1Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use Big Bang in a sentence
More clumsily, fireworks stand in for the Big Bang and a potato and peas are invoked to explain relativity.
In 1996, John Paul II called the Big Bang theory “more than a hypothesis.”
Even the Pope Isn’t a Hard-Core Creationist | Barbie Latza Nadeau | October 28, 2014 | THE DAILY BEASTBut in many ways, too, The Big Bang Theory is a far more audacious series than it gets credit for.
Eight seasons in, The Big Bang Theory is one of the funniest shows on TV.
Consider a song like “Crayon” by G-Dragon, a member of the boy band Big Bang.
Whenever there was a Big Bang I couldn't help giving (p.026) a jump.
An Onlooker in France 1917-1919 | William OrpenBut dey didn't stop, an' de nextest t'ing I knowed dere was a Big Bang.
Through Space to Mars | Roy RockwoodBangs to the right of us, bangs to the left of us, bangs above us—then one glorious Big Bang and out went the lights.
500 of the Best Cockney War Stories | Various
British Dictionary definitions for big bang
any sudden forceful beginning or radical change
(modifier) of or relating to the big-bang theory
(sometimes capitals) the major modernization that took place on the London Stock Exchange on Oct 27 1986, after which the distinction between jobbers and brokers was abolished and operations became fully computerized
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for big bang
[ bĭg ]
The explosion of an extremely small, hot, and dense body of matter that, according to some cosmological theories, gave rise to the universe between 12 and 20 billion years ago. Compare big crunch steady state theory. See also open universe.
a closer look
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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