the world's premier FREE website for learners + teachers of English


The noun "iron" can be both countable and uncountable.

iron → uncountable

Meaning: a strong, hard metal

Example sentence: Pots and pans used to be made of iron, but now they're made of stainless steel.

iron → countable

Meaning: a household appliance for smoothing out wrinkles in clothes

Example sentence: Let the iron get hot before you starting ironing the clothes.

Note: In chemistry, "iron" is one of the chemical elements (symb. Fe) and one of the trace elements needed by our bodies. This meaning is uncountable.

Quick Quiz:

In which sentence is the word "iron" countable?

a. Were you taught how to use an iron when you were young?

b. Were you taught about the uses of iron when you were young?

This entry is in the following categories:

Contributor: Matt Errey