'Coincidence' definitions:

Definition of 'coincidence'

From: WordNet
noun
An event that might have been arranged although it was really accidental [syn: coincidence, happenstance]
noun
The quality of occupying the same position or area in space; "he waited for the coincidence of the target and the cross hairs"
noun
The temporal property of two things happening at the same time; "the interval determining the coincidence gate is adjustable" [syn: concurrence, coincidence, conjunction, co-occurrence]

Definition of 'Coincidence'

From: GCIDE
  • Coincidence \Co*in"ci*dence\ (k[-o]*[i^]n"s[i^]*dens), n. [Cf. F. co["i]ncidence.]
  • 1. The condition of occupying the same place in space; as, the coincidence of circles, surfaces, etc. --Bentley. [1913 Webster]
  • 2. The condition or fact of happening at the same time; as, the coincidence of the deaths of John Adams and Thomas Jefferson. [1913 Webster]
  • 3. Exact correspondence in nature, character, result, circumstances, etc.; concurrence; agreement. [1913 Webster]
  • The very concurrence and coincidence of so many evidences . . . carries a great weight. --Sir M. Hale. [1913 Webster]
  • Those who discourse . . . of the nature of truth . . . affirm a perfect coincidence between truth and goodness. --South. [1913 Webster]