Definition of white hole in English:

white hole

Syllabification: white hole

noun

Astronomy
A hypothetical celestial object that expands outward from a space-time singularity and emits energy, in the manner of a time-reversed black hole.
More example sentences
  • And just as Humphreys' model has the universe expanding out of a white hole (a black hole running in reverse) so too does their paper!
  • Even though both black holes and white holes are plausible scenarios according to general relativity, there is still a crucial difference.
  • The problem is with the amount of entropy in a white hole.

Definition of white hole in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day demoralize
Pronunciation: dɪˈmɒrəlʌɪz
verb
cause (someone) to lose confidence or hope