a. [ Pref. meta- + pectic. ] (Chem.) Pertaining to, or designating, a supposed acid obtained from pectin. [ 1913 Webster ]
a. [ Gr. phkto`s curdled. ] (Chem.) Of or pertaining to pectin; specifically, designating an acid obtained from ordinary vegetable jelly (pectin) as an amorphous substance, tough and horny when dry, but gelatinous when moist. [ 1913 Webster ]