Aloevera

aloe vera pronunciation: function: noun etymology: new latin, species name, from aloe + latin vera, feminine of verus true — more at verydate: circa 1936 : an aloe (aloe barbadensis syn. a. vera) whose leaves furnish a gelatinous emollient extract used especially in cosmetics and skin creams; also : such an extract or a preparation composed primarily of such an extract

Celloidins

cel;loi;din pronunciation: function: noun etymology: cellulose + 1-oid + 1-indate: 1883 : a purified pyroxylin used chiefly in microscopy