ferrous
UK: ˈfɛrəs | US: ˈfɛrəs
adj. containing or relating to iron, especially with a valence of +2 (chemistry)
ferr<iron> + ous<adjective suffix>
- ferr: From Latin ferrum, meaning "iron." This root appears in words like ferric (relating to iron) and ferrite (an iron compound).
- ous: A suffix forming adjectives, often indicating possession or relation (e.g., dangerous, glorious).
Etymology Origin:
The word ferrous directly stems from Latin ferrum (iron), reflecting its chemical association with iron in a +2 oxidation state. The suffix -ous was adopted from Old French -ous or Latin -osus, used to denote characteristics. The term emerged in scientific contexts to specify iron-containing compounds, maintaining a clear link to its metallic root.
Ferrous metals are prone to rust when exposed to moisture.
The magnet attracted only ferrous materials.
Hemoglobin contains ferrous iron, which binds oxygen.
Ferrous sulfate is commonly used as a dietary supplement.
The workshop specialized in welding ferrous alloys.