ようさい 溶滓 LinksSentence search for 溶滓Sentence search for ようさいSentence search for ようしSentence search for 熔滓Kanji details for 溶 and 滓Edit in JMdict Noun1. slag; molten slug (of metal)Other forms溶滓 【ようし】、熔滓 【ようさい】、熔滓 【ようし】 Discussions Log in to talk about this word.