渐冻症 jiàndòngzhèng ALS Origin Definitions Defs Strokes Stroke Words Sentences Sents 渐 漸 jiàn adverb gradually slowly; by degrees; little by little冻 凍 dòng verb to freeze to freeze or turn into ice; to solidify due to cold症 zhèng affixnoun disease (bound form) disease; illness; medical symptoms