'Fortuity' definitions:

Definition of 'fortuity'

(from WordNet)
noun
Anything that happens suddenly or by chance without an apparent cause; "winning the lottery was a happy accident"; "the pregnancy was a stroke of bad luck"; "it was due to an accident or fortuity" [syn: accident, stroke, fortuity, chance event]

Definition of 'Fortuity'

From: GCIDE
  • Fortuity \For*tu"i*ty\, n. [Cf. F. fortuit['e].] Accident; chance; casualty. --D. Forbes (1750). [1913 Webster]

Synonyms of 'fortuity'

From: Moby Thesaurus