Definition: Meaning of, event horizon in English to English dictionary.
Pronunciation:/ ɪˈvɛnt həˈrʌɪz(ə)n /
noun
synonym
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Word Forms:
Singular
Plural
event horizon
event horizons
classicallyphysics a surface beyond which an observer cannot be in contact, esp. a surface round a black hole from which no light can escape from inside