Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “black hole”

black hole

noun [C]    
specialized physics a region in space where gravity is so strong that nothing, not even light, can escapeAstronomy - general words an imaginary place in which things are lostLosing and lossWinning and losing
(Definition of black hole noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of black hole

More definitions for “black hole”

Definitions of “black hole” in other dictionaries

Word of the Day

altruistic

showing a wish to help or bring advantages to others, even if it results in disadvantage for yourself

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More