Pronunciation : Co*in"ci*dence Part of Speech : n. Etymology : [Cf. F. coïncidence.] Definition : 1. The condition of occupying the same place in space; as, the coincidence of circles, surfaces, etc. Bentley.
2. The condition or fact of happening at the same time; as, the coincidence of the deaths of John Adams and Thomas Jefferson.
3. Exact correspondence in nature, character, result, circumstances, etc.; concurrence; agreement. The very concurrence and coincidence of ao many evidences . . . carries a great weight. Sir M. Hale. Those who discourse . . . of the nature of truth . . . affirm a perfect coincidence between truth and goodness. South. Source : Webster's Unabridged Dictionary, 1913