\Con*cert"\, v. t. [imp. & p. p. {Concerted}; p. pr. &
vb. n. {Concerting}.] [F. concerter, It. concertare,
conertare, prob. from L. consertus, p. p. of conserere to
join together; con- + serere to join together, influenced by
concertare to contend; con- + centare to strive; properly, to
try to decide; fr. cernere to distinguish. See {Series}, and
cf. {Concern}.]
1. To plan together; to settle or adjust by conference,
   agreement, or consultation.
         It was concerted to begin the siege in March. --Bp.
                                               Burnet.
2. To plan; to devise; to arrange.
         A commander had more trouble to concert his defense
         before the people than to plan . . . the campaign.
                                               --Burke.

\Con*cert"\, v. i.
To act in harmony or conjunction; to form combined plans.
      The ministers of Denmark were appointed to concert with
      Talbot.                                  --Bp. Burnet

\Con"cert\ (k[o^]n"s[~e]rt), 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.
         All these discontents, how ruinous soever, have
         arisen from the want of a due communication and
         concert.                              --Swift.
2. Musical accordance or harmony; concord.
         Let us in concert to the season sing. --Cowper.
3. A musical entertainment in which several voices or
   instruments take part.
         Visit by night your lady's chamber window With some
         sweet concert.                        --Shak.
         And boding screech owls make the concert full.
                                               --Shak.
{Concert pitch}. See under {Pitch}.