big-bang theory

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Definitions from WordNet

Noun big-bang theory has 1 sense

big-bang theory, big bang theory - (cosmology) the theory that the universe originated 20 billion years ago from the cataclysmic explosion of a small mass of matter at extremely high density and temperature
--₁ is a kind of scientific theory

Definitions from the Web

Big Bang Theory

Noun: The Big Bang Theory refers to the prevailing cosmological model explaining the origins of the universe. According to this theory, the universe originated approximately 13.8 billion years ago from a singular point and has been expanding ever since.

Sample sentence: The Big Bang Theory states that the universe began as a singularity and has been continuously expanding ever since.

Noun: The Big Bang Theory also refers to a popular American television sitcom that aired from 2007 to 2019. The show revolves around four socially awkward scientists and explores their personal lives and relationships.

Sample sentence: I love watching The Big Bang Theory for its clever humor and quirky characters.

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