What is the meaning of 道?

Tao (the way of nature), Taoism

a region of Japan consisting of multiple provinces or prefectures

a surname

Short for 北(ほっ)海(かい)道(どう) (Hokkaidō)

a way, a street, a road, an alley, a path, a pass for local traffic

a road, a path

a way of doing something

a female given name

a surname

a male given name

a female given name

Source: wiktionary.org