ferruginous

[ fuh-roo-juh-nuhs ]

adjective
  1. Geology. iron-bearing: ferruginous clays.

  2. of the color of iron rust.

Origin of ferruginous

1
1655–65; <Latin ferrūginus rust-colored, derivative of ferrūgin-, stem of ferrūgō iron-rust, derivative of ferrum iron; see -ous

Words Nearby ferruginous

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How to use ferruginous in a sentence

British Dictionary definitions for ferruginous

ferruginous

/ (fɛˈruːdʒɪnəs) /


adjective
  1. (of minerals, rocks, etc) containing iron: a ferruginous clay

  2. rust-coloured

Origin of ferruginous

1
C17: from Latin ferrūgineus of a rusty colour, from ferrūgō iron rust, from ferrum iron

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