The 墿 character has a specific reading (tú) that refers to being an archaic variant of 途; all three definition entries apply to that reading. 墿 also simply means 道路 (yì), which only applies to the first definition entry.
- KangXi: page 240, character 5
- Dai Kanwa Jiten: character 5511
- Dae Jaweon: page 479, character 25
- Hanyu Da Zidian: volume 1, page 491, character 13
- Unihan data for U+58BF
- zdic.net (Han Dian)