**Iron (Element)**: A metallic chemical element, symbol Fe.

**Ferroalloy**: An alloy containing iron and other elements.

**Ferromagnetism**: Magnetic property of materials like iron.

**Ferrocement**: Composite material made with thin cement layers and wire mesh.

**Ferrite**: Iron oxide or magnetic ceramic compound.

**Ferroalloy**: An alloy containing iron and other elements.

**Ferromagnetic**: Materials that exhibit strong magnetic properties due to iron content.

**Ferrocement**: A construction material made with steel mesh and concrete.

**Ferruginous**: Containing or resembling rust; rich in iron oxide.

**Ferrous**: Relating to compounds of iron, typically ferrous ions (Fe²⁺).

**Ferric**: Pertaining to trivalent forms of iron (Fe³⁺).