(chemistry) The chemical compound Fe₂O₃, iron oxide where iron has a valence of +3.

meitnerium

(Ireland) A dialect of the Irish language indigenous to Ulster.

An iron bar, bent at right angles at each end, used to hold masonry together / An arrangement of iron wedges inserted into a cavity to lift heavy stones; a lewis

Alternative spelling of shooting iron

(chiefly US, colloquial, dated) A firearm, especially a handgun.

A species of edible seaweed, Chondrus crispus. / Mastocarpus stellatus (false Irish moss), a less commonly gathered seaweed. / Gracilaria, a genus of seaweeds, cultivated and eaten in Asian cuisines.

(humor, Ireland) A simple joke with a punchline implying that the Irish people are stupid.

A pale-colored liqueur made from whiskey, cream and coffee.

The black colored layer of the iris, located behind the iris.