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

A sovereign state that would cover the whole of the island of Ireland.

The short-lived autonomous region of the United Kingdom established on 3 May 1921 and dissolved on 6 December 1922, superseded by the Irish Free State. / (informal, rare) The Republic of Ireland.

plural of grappling iron

plural of waffle iron