鉄道

1. Origins, structure, and basic meaning

• Structure: 鉄道 is read as てつどう and is a noun for a railway system or infrastructure including tracks, stations, and trains.
• Basic usage: A new route opens in 鉄道が開通する, while historical development appears in 鉄道の歴史.

2. Common pitfalls and similar expressions

• Difference from 電車
  • 電車 is an electric train or train service; 鉄道 is the wider transport system including routes and facilities.
• Line and network
  • Depending on context, the noun can identify one railway line or the railway network of an area.