black hole Definition in the Cambridge English Dictionary Cambridge dictionaries logo
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Definition of “black hole” - English Dictionary

"black hole" in American English

See all translations

black holenoun [C]

 us   /ˈblæk ˈhoʊl/
physics a region in space where the force of gravity is so strong that nothing, not even light, can escape from it
(Definition of black hole from the Cambridge Academic Content Dictionary © Cambridge University Press)







"black hole" in British English

See all translations

black holenoun [C]

uk   /ˌblæk ˈhəʊl/  us   /ˌblæk ˈhoʊl/
(Definition of black hole from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

"black hole" in Business English

See all translations

black holenoun [C]

uk   us  
COMMERCE an activity or organization on which very large amounts of money are spent but which does not produce any profit or useful result: Fears that the operation would be a black hole proved well-founded.
FINANCE, ACCOUNTING a large amount of money that is owed by a company or government: black hole in sth Taxes will have to rise to fill a black hole in the public finances.
(Definition of black hole from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of black hole?
Add Cambridge dictionaries to your browser to your website

“black hole” in Business English

More meanings of “black hole”

A blazing row: words and phrases for arguing and arguments
A blazing row: words and phrases for arguing and arguments
by ,
May 04, 2016
by Kate Woodford We can’t always focus on the positive! This week, we’re looking at the language that is used to refer to arguing and arguments, and the differences in meaning between the various words and phrases. There are several words that suggest that people are arguing about something that is not important. (As you might

Read More 

Word of the Day

spaceship

(especially in stories) a vehicle used for travel in space

Word of the Day

trigger warning noun
trigger warning noun
May 02, 2016
a warning that a subject may trigger unpleasant emotions or memories This is not, I should stress, an argument that trigger warnings should become commonplace on campus.

Read More