四瀆

四渎
Sì Dú
  1. (archaic) the Yangtze, Huai River, Yellow River and Ji River
  2. the Yangtze, Huai River, Yellow River and Ji River

Wiktionary

Homographs

四瀆 sìdú
  1. (archaic) the four rivers (Yangtze 長江 Cháng Jiāng, Yellow 黃河 Huáng Hé, Huai 淮河 Huái Hé, Ji 濟水 Jǐ Shuǐ)
  2. (TCM) acupuncture point SJ-9

Entry Composition

1 四 sì
  1. four
  2. 4
=2 瀆 dú
  1. disrespectful
  2. (literary) ditch
=2 瀆 dòu
  1. (obsolete on its own in Standard Chinese) alternative form of 竇 /窦 (dòu, “opening; hole”)
  2. alternative form of 竇 /窦 (dòu, “opening; hole”)