big bang theory

noun
UK: /ˌbɪɡ ˈbæŋ ˈθɪəri/
US: /ˌbɪɡ ˈbæŋ ˈθiːəri/

  1. The prevailing cosmological model for the universe that states the universe has expanded from a very high density and high temperature state.

    1. The big bang theory explains the early universe. [ ] [ ]
    2. Scientists continue to refine the big bang theory with new observations and data. [ ] [ ]

  2. A widely accepted scientific idea that the universe started from a single point and has been expanding ever since.

    1. Do you know about the big bang theory? [ ] [ ]
    2. The evidence supporting the big bang theory is very strong in the scientific community. [ ] [ ]
big bang theory adjective

  1. Describing something related to the scientific model of the universe's origin and evolution from an extremely hot, dense state.

    1. This is big bang theory idea. [ ] [ ]
    2. The article explored big bang theory cosmology and its implications for our understanding of the cosmos. [ ] [ ]

Frequently Asked Questions

The word "big bang theory" in English means: The prevailing cosmological model for the universe that states the universe has expanded from a very high density and high temperature state., A widely accepted scientific idea that the universe started from a single point and has been expanding ever since..

The phonetic transcription of "big bang theory" is /ˌbɪɡ ˈbæŋ ˈθɪəri/ in British English and /ˌbɪɡ ˈbæŋ ˈθiːəri/ in American English. Click the 🔊 button to hear both pronunciations.

Example usage of "big bang theory": "The big bang theory explains the early universe.". More examples on the page.