ferro-
Concise Oxford English Dictionary © 2008 Oxford University Press:
ferro- /ˈfɛrəʊ/
▶combining form
- 1 containing iron: ferroconcrete.
- 2 Chemistry of iron with a valency of two; ferrous. Compare with ferri-.
– origin from L. ferrum ‘iron’.
'ferro-' also found in these Oxford entries:

