nickel-iron
UK[ˈnɪkəl aɪən]US[ˈnɪkəl aɪərn]
n
An alloy consisting primarily of nickel and iron, noted for its strength and magnetic properties.
Morpheme Breakdown
nickel
iron
nickel
metal
iron
metal
Etymology
The term "nickel-iron" is a modern compound noun formed by combining the names of two metallic elements. "Nickel" entered English in the 18th century from Swedish, itself a shortening of the German mining term Kupfernickel, which referred to a copper-colored ore that yielded no copper and was thus ascribed to a mischievous sprite (Nickel). "Iron" is a foundational word of Germanic origin, traceable via Old English to Proto-Germanic īsarną, possibly borrowed from Celtic. The compound directly denotes an alloy whose primary constituents are these two elements, reflecting a straightforward, descriptive naming convention common in metallurgy and materials science.
Analysis
Structure: nickel (metal) + iron (metal)
nickel: Origin: Swedish (from German Kupfernickel). Role: Base element name.
iron: Origin: Old English īsern, īren. Role: Base element name.
Examples
The Earth's core is believed to be composed largely of a nickel-iron alloy.
Some meteorites contain rare samples of nickel-iron from the early solar system.
This specific nickel-iron alloy exhibits exceptional magnetic permeability.