ferri-

1.
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
< Latin, combining form of ferrum iron
British Dictionary definitions for ferri-

ferri-

combining form
1.
indicating the presence of iron, esp in the trivalent state: ferricyanide, ferriferous Compare ferro-
Word Origin
from Latin ferrum iron
ferri- in Medicine

ferri- pref.
Iron, especially ferric ion: ferritin.