ferro-

1.
variant of ferri-: ferroconcrete. In chemical terminology, the meanings of ferri- and ferro- are specialized to correspond to ferric and ferrous.
Origin
< Latin ferr(um) iron + -o-
British Dictionary definitions for ferro-

ferro-

combining form
1.
indicating a property of iron or the presence of iron: ferromagnetism, ferromanganese
2.
indicating the presence of iron in the divalent state: ferrocyanide Compare ferri-
Word Origin
from Latin ferrum iron
Word Origin and History for ferro-

before vowels ferr-, word-forming element indicating the presence of iron, from Latin ferro-, comb. form of ferrum "iron," possibly of Semitic origin, via Etruscan [Klein].

ferro- in Medicine

ferro- or ferr-
pref.

  1. Iron: ferrokinetics.

  2. Ferrous iron: ferroprotein.