(physics) A minor stable isotope of iron, ⁵⁸₂₆Fe, having 26 protons and 32 neutrons; it amounts to about 0.3% of the element in nature

A length of iron or steel, having an L-shaped cross section, used as a structural support

A fetter or shackle attached at the ankle.

(physics) The major stable isotope of iron, ⁵⁶₂₆Fe, having 26 protons and 30 neutrons; it amounts to about 92% of the element in nature

plural of iron-sulfur cluster

plural of driving iron

Any of a group of bacteria that oxidize ferrous iron to ferric iron

plural of grappling iron

plural of waffle iron

Capable of being ironed.