v. i. [ imp. & p. p. Symphonized p. pr. & vb. n. Symphonizing ] To agree; to be in harmony. [ R. ] Boyle. [ 1913 Webster ]
a. 1. Symphonious. [ 1913 Webster ]
2. (Mus.) Relating to, or in the manner of, symphony; as, the symphonic form or style of composition. [ 1913 Webster ]