ferruginous

adjective fer·ru·gi·nous \fə-ˈrü-jə-nəs, fe-\

Definition of FERRUGINOUS

: of, relating to, or containing iron <a ferruginous soil>

: resembling iron rust in color

Latin ferrugineus, ferruginus, from ferrugin-, ferrugo iron rust, from ferrum

First Known Use: circa 1661

Medical Dictionary

adjective fer·ru·gi·nous \fə-ˈrü-jə-nəs, fe-\

: of, relating to, or containing iron

: resembling iron rust in color

fer·ru·gi·nous or fer·ru·gin·e·ous \ˌfer-(y)u̇-ˈjin-ē-əs\

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