Lo spirito di contradizione

Lo spirito di contradizione (The Spirit of Contradiction) is an opera buffa in three acts by Pietro Alessandro Guglielmi.

Guglielmi contributed a large part of the music to Pasquale Anfossi's 1763 opera Lo sposo di tre e marito di nessuna, which had a Neapolitan libretto by Antonio Palomba. Much of this work was reused by Guglielmi for Lo spirito di contradizione, with the text revised for the Venetian audience by Gaetano Martinelli.