chloritous,a.Min.|klɒˈraɪtəs| [f. as prec. + -ous: cf. F. chloriteux.] Of the nature of, or containing, chlorite. 1853T. Ross tr.Humboldt's Trav. III. xxxii. 398 note, Chloritous slate.1876Page Adv. Text-Bk. Geol. 339 Greenish colour which it owes to a chloritous silicate of iron.