硫化水銀 りゅうかすいぎん Meanings Noun mercury sulfide (esp. mercuric sulfide, HgS, but also mercurous sulfide, Hg2S) (sulphide) Kanji 硫 sulfur. Read as リュウ. 化 transform 水 water. Read as スイ. 銀 silver. Read as ギン. Jinuma: Japanese Dictionary · Word lists