rickets /'nkits ; 也 kits/ n (with sing or pl v) disease of childhood, marked by softening and malformation of the bones, caused by deficiency of vitamin D as found in fresh food, eg milk, butter. (與單數(shù)或復(fù)數(shù)動(dòng)詞連用)佝僂病; 軟骨病(小兒因缺乏新鮮食物如奶、牛油中的維他命 D 所致)。