a combining form with the meanings “iron,” “ferric,” used in the formation of compound words: ferriferous; ferricyanide.
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- ferrero, guglielmo,
- ferret badger,
- ferret out,
- ferric ammonium oxalate,
- ferric chloride,
- ferric chloride test
Also ferro-; especially before a vowel, ferr-.
Origin of ferri-
< Latin, combining form of ferrum iron
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
indicating the presence of iron, esp in the trivalent stateferricyanide; ferriferous Compare ferro-
Word Origin for ferri-
from Latin 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
Iron, especially ferric ion:ferritin.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.