炉ろ心しん溶よう融ゆうMeaningsNoun1. core meltdown; meltdown; nuclear reactor core meltdownOther spellings炉ろ心しん熔よう融ゆうUsage share unknownKanji used炉furnace心heart溶melt融dissolveKanji in other spellings熔fuse metalPitch accentろしんようゆうComposed of炉ろ心しんnuclear reactor coreNoun溶よう融ゆうmelting; fusionNoun