Op"er*a (?), n. [It., fr. opera
work, composition, opposed to an improvisation, fr. L. opera
pains work, fr. opus, operis, work, labor: cf. F.
opéra. See Operate.] 1. A
drama, either tragic or comic, of which music forms an essential
part; a drama wholly or mostly sung, consisting of recitative,
arials, choruses, duets, trios, etc., with orchestral accompaniment,
preludes, and interludes, together with appropriate costumes,
scenery, and action; a lyric drama.
2. The score of a musical drama, either
written or in print; a play set to music.
3. The house where operas are
exhibited.
||Opéra bouffe [F. opéra
opera + bouffe comic, It. buffo], ||Opera
buffa [It.], light, farcical, burlesque opera. --
Opera box, a partially inclosed portion of the
auditorium of an opera house for the use of a small private
party. -- ||Opéra comique [F.],
comic or humorous opera. -- Opera flannel,
a light flannel, highly finished. Knight. --
Opera girl (Bot.), an East Indian plant
(Mantisia saltatoria) of the Ginger family, sometimes seen in
hothouses. It has curious flowers which have some resemblance to a
ballet dancer, whence the popular name. Called also dancing
girls. -- Opera glass, a short
telescope with concave eye lenses of low power, usually made double,
that is, with a tube and set of glasses for each eye; a lorgnette; --
so called because adapted for use at the opera, theater, etc. --
Opera hat, a gentleman's folding hat. --
Opera house, specifically, a theater devoted to
the performance of operas. -- ||Opera seria
[It.], serious or tragic opera; grand opera.