金剛石 [－刚－]

Jyutping gam1 gong1 sek6
Pinyin jīn gāng shí

Definitions (CC-CEDICT)
  1. diamond
  2. also called 鑽石|钻石[zuan4 shi2]
Definitions (Wiktionary)
  1. noun
    diamond
    (syn.) 火璇, 璇石, 鑽石, 钻石