石灰 shí huī 🔊 lime (calcium oxide) + Review this word Meanings shí huī lime (calcium oxide) Its characters 石shírock灰huīashHSK 5 Words with 石灰 石灰岩 shí huī yán limestone 石灰石 shí huī shí limestone 生石灰 shēng shí huī calcium oxide CaO 熟石灰 shú shí huī slaked lime 消石灰 xiāo shí huī calcium hydroxide Ca(OH)2 石灰华 shí huī huá travertine (geology)