火成岩 Save Sign in to save words huǒchéngyán ㄏㄨㄛˇ ㄔㄥˊ ㄧㄢˊ igneous rock (geology) volcanic rock Character by character 火(huǒ)surname Huo 成(chéng)surname Cheng 岩(yán)cliff A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0