[f. as prec. + -NESS.] The quality or condition of being theatrical.
1727. Bailey, vol. II., Theatricalness, the being according to the Custom or Manner of the Theatre.
1865. Bagehot, in Fortn. Rev., No. 1. 15. A change of government is one of those marked events which by its suddenness, its theatricalness, impresses men more even than it should.
1890. Spectator, 8 Feb. The thorough reality and absence of affectation in her character make an admirable foil for the innate theatricalness of that of her fiancé.