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ferruginous
[ fuh-roo-juh-nuhs ]
/ fəˈru dʒə nəs /
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adjective
Geology. iron-bearing: ferruginous clays.
of the color of iron rust.
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Origin of ferruginous
1655–65; <Latin ferrūginus rust-colored, derivative of ferrūgin-, stem of ferrūgō iron-rust, derivative of ferrum iron; see -ous
Words nearby ferruginous
ferrous sulfide, ferrous sulphate, ferrovanadium, ferrozirconium, ferrugination, ferruginous, ferruginous duck, ferrule, ferrum, ferry, ferryboat
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use ferruginous in a sentence
British Dictionary definitions for ferruginous
ferruginous
/ (fɛˈruːdʒɪnəs) /
adjective
(of minerals, rocks, etc) containing irona ferruginous clay
rust-coloured
Word Origin for ferruginous
C17: from Latin ferrūgineus of a rusty colour, from ferrūgō iron rust, from ferrum iron
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for ferruginous
ferruginous
[ fə-rōō′jə-nəs ]
adj.
Associated with or containing iron.
Having the color of iron rust; reddish-brown.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.