導線

1. Origins, structure, and basic meaning

• Structure: 導線 is read as どうせん and is a noun for an electrical conductor or wire made of conductive material to carry current.
• Basic usage: Passing current through it appears in 導線に電流を流す, while replacing a broken conductor appears in 導線を電線に交換する.

2. Common pitfalls and similar expressions

• Difference from 電線
  • 電線 broadly means an electrical wire or cable, while 導線 focuses on a wire acting as a conductor in a circuit or experiment.
• Distinguishing 動線
  • Although pronounced the same, 動線 is a route followed by people or objects, while 導線 is a wire that carries electric current.