ridotto

[ ri-dot-oh ]

/ rɪˈdɒt oʊ /

a public ball or dance with music and often in masquerade, popular in the 18th century.

Origin of ridotto

1715–25; < Italian: retreat, resort; see redoubt

I also met the sensible Lady Helen Windsor at the Ridotto, who had obviously come to the same conclusion as McAlpine.

Venice by Foot |Bettina Von Hase |June 10, 2009 |DAILY BEAST
Bettina von Hase reports from the Ridotto, where Casanova once roamed.

A Night in Venice With The Daily Beast |Bettina Von Hase |June 4, 2009 |DAILY BEAST
The Ridotto was the first gambling locale in Europe, for hundreds of years a symbol of Venetian decadence.

A Night in Venice With The Daily Beast |Bettina Von Hase |June 4, 2009 |DAILY BEAST
He is coming to the Ridotto Room to-day, as he hopes to find you there.

The Life of Ludwig van Beethoven, Volume III (of 3) |Alexander Wheelock Thayer

I'd be marked at the first ridotto or masquerade I showed my face in.

Madame Flirt |Charles E. Pearce
I had danced with my lover at the ridotto on the preceding evening, and there perhaps our eyes betrayed us.

The Adventures of Peregrine Pickle, Volume I |Tobias Smollett
He would sometimes return early from assembly, rout, or ridotto to pay a visit to Mr. Ripple.

The Passionate Elopement |Compton Mackenzie

ridotto

/ (rɪˈdɒtəʊ) /

an entertainment with music and dancing, often in masquerade: popular in 18th-century England

C18: from Italian: retreat, from Latin reductus, from redūcere to lead back