管弦楽

1. Origins, structure, and basic meaning

• Structure: 管弦楽（かんげんがく） means orchestral music played by wind, string, and other instruments together.
• Basic usage: 管弦楽の曲 refers to a piece of orchestral music; 管弦楽の指揮 refers to conducting it.

2. Common pitfalls and similar expressions

• Music versus the performing ensemble
  • 管弦楽 names the music, while 管弦楽団 names the ensemble that performs it.