硐

tóng
grind

CEDICT

  1. (historical dictionaries only) grindstone
  2. grindstone

Wiktionary

Homographs

硐 dòng
  1. variant of 洞 dòng
  2. cave
  3. pit

Related entries

砺 lì
  1. grind
  2. sandstone
苦差 kǔchāi
  1. hard task
  2. difficult mission
  3. arduous and unrewarding undertaking
  4. drudgery
  5. grind
  6. chore