ferri-

a combining form with the meanings “iron,” “ferric,” used in the formation of compound words: ferriferous; ferricyanide.

Also ferro-; especially before a vowel, ferr-.

Origin of ferri-

< Latin, combining form of ferrum iron

ferr-

variant of ferri- and ferro- before a vowel.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for ferr

Historical Examples of ferr

Fir is also sounded either fur or ferr (a fur tree or a ferr tree).
English As We Speak It in Ireland
P. W. Joyce
Ferr′iage, provision for ferrying: the fare paid for such; Ferr′y-boat; Ferr′y-man.
Chambers's Twentieth Century Dictionary (part 2 of 4: E-M)
Various

British Dictionary definitions for ferr

ferri-

combining form

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

ferr in Medicine

ferri-

pref.

Iron, especially ferric ion:ferritin.