1. road; path; street; lane; passage
道が白く光っている。The road is shining white.
2. route; way
駅までの道は覚えたか？Did you memorize the route to the station?
3. distance; journey
4. road (e.g. to victory); course
しかし、これ以外に勝利への道はない。However, there is no other path to victory.
5. way (of living, proper conduct, etc.); moral principles
自分の道をゆきなさい。Follow your own path.
6. teachings (esp. Confucian or Buddhist); dogma
7. field (e.g. of medicine); subject; speciality
8. means; way; method
それしか道はないと思ったから。Because I thought there was no other way.