rachitogenic,a.|rækɪtəʊˈdʒɛnɪk| [f. rachitis + -o + -genic.] Tending to cause rickets. 1932Biochem.Jrnl. XXVI. 202 The rachitogenic property of Steenbock's diet is due to its high value for Ca/P together with its lack of vitamin D.1976Lancet 20 Nov. 1132/2 The rachitogenic activity of oatmeal.