*concert*

v. i. To act in harmony or conjunction; to form combined plans. [ 1913 Webster ]

The ministers of Denmark were appointed to concert with Talbot. Bp. Burnet [ 1913 Webster ]

n. [ F. concert, It. concerto, conserto, fr. concertare. See Concert, v. t. ] 1. Agreement in a design or plan; union formed by mutual communication of opinions and views; accordance in a scheme; harmony; simultaneous action. [ 1913 Webster ]

All these discontents, how ruinous soever, have arisen from the want of a due communication and concert. Swift. [ 1913 Webster ]

2. Musical accordance or harmony; concord. [ 1913 Webster ]

Let us in concert to the season sing. Cowper. [ 1913 Webster ]

3. A musical entertainment in which several voices or instruments take part. [ 1913 Webster ]

Visit by night your lady's chamber window
With some sweet concert. Shak. [ 1913 Webster ]

And boding screech owls make the concert full. Shak. [ 1913 Webster ]

Concert pitch. See under Pitch. [ 1913 Webster ]

n. [ It., orig p. pr. of concertare to form or perform a concert. See Concert. ] (Mus.) A concert for two or more principal instruments, with orchestral accompaniment. Also adjectively; as, concertante parts. [ 1913 Webster ]

n. [ L. concertatio. ] Strife; contention. [ Obs. ] Bailey. [ 1913 Webster ]

a. [ L. concertativus. ] Contentious; quarrelsome. [ Obs. ] Bailey. [ 1913 Webster ]

a. Mutually contrived or planned; agreed on; as, concerted schemes, signals. [ 1913 Webster ]

Concerted piece (Mus.), a composition in parts for several voices or instrument, as a trio, a quartet, etc. [ 1913 Webster ]

n. [ From It. concerto a concert. ] A small musical instrument on the principle of the accordion. It is a small elastic box, or bellows, having free reeds on the inside, and keys and handles on the outside of each of the two hexagonal heads. [ 1913 Webster ]

n. [ See Concertina. ] (Mus.) A piece for one or more solo instruments with orchestra; -- more concise than the concerto. [ 1913 Webster ]

n. Act of concerting; adjustment. [ R. ] Young. [ 1913 Webster ]

‖n. [ G. ] (Mus.) The head violinist or leader of the strings in an orchestra; the sub-leader of the orchestra; concert master. [ 1913 Webster ]

n.; pl. Concertos [ It. See Concert, n. ] (Mus.) A composition (usually in symphonic form with three movements) in which one instrument (or two or three) stands out in bold relief against the orchestra, or accompaniment, so as to display its qualities or the performer's skill. [ 1913 Webster ]

. An agreement or understanding between the chief European powers, the United States, and Japan in 1900 to take only joint action in the Chinese aspect of the Eastern Question. [ Webster 1913 Suppl. ]

v. t. [ imp. & p. p. Disconcerted; p. pr. & vb. n. Disconcerting. ] [ Pref. dis- + concert: cf. OF. desconcerter, F. déconcerter. ] 1. To break up the harmonious progress of; to throw into disorder or confusion; as, the emperor disconcerted the plans of his enemy. [ 1913 Webster ]

2. To confuse the faculties of; to disturb the composure of; to discompose; to abash. [ 1913 Webster ]

The embrace disconcerted the daughter-in-law somewhat, as the caresses of old gentlemen unshorn and perfumed with tobacco might well do. Thackeray.

Syn. -- To discompose; derange; ruffle; confuse; disturb; defeat; frustrate. [ 1913 Webster ]

n. Want of concert; disagreement. Sir W. Temple. [ 1913 Webster ]

adj. hard to deal with; causing uncertainty or confusion about how to act or react.
Syn. -- awkward, embarrassing, off-putting, sticky, tight, unenviable. [ WordNet 1.5 ]

n. The act of disconcerting, or state of being disconcerted; discomposure; perturbation. [ R. ] State Trials (1794). [ 1913 Webster ]

{ or }. An agreement or understanding between the chief European powers to take only joint action in the (European) Eastern Question. [ Webster 1913 Suppl. ]

v. t. [ imp. & p. p. Preconcerted; p. pr. & vb. n. Preconcerting. ] To concert or arrange beforehand; to settle by previous agreement. [ 1913 Webster ]

n. Something concerted or arranged beforehand; a previous agreement. [ 1913 Webster ]

a. Previously arranged; agreed upon beforehand. -- Pre`con*cert"ed*ly, adv. -- Pre`con*cert"ed*ness, n. [ 1913 Webster ]