[fer.ru.gi.nous] adj [L ferrugineus, ferruginus, fr. ferrugin-, ferrugo iron rust, fr. ferrum] (ca. 1661) 1: of, relating to, or containing iron "a ~ soil"
2: resembling iron rust in color
[fer.ru.gi.nous] adj [L ferrugineus, ferruginus, fr. ferrugin-, ferrugo iron rust, fr. ferrum] (ca. 1661) 1: of, relating to, or containing iron "a ~ soil"
2: resembling iron rust in color
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012