Countable and Uncountable Nouns

("Countable Nouns")

Definition:  Countable Nouns Generally have a singular and plural form.

Example: a window, lots of windows,

Some countable nouns only have a plural form.

Example: clothes, trousers, jeans, scissors.

Take a singular and plural verb form.

Example:

1. The window is big.

2. The windows are big.

Can be replaced by a singular or plural Pronoun: I would like that desk; it is better than mine it has got shelves as well.

They are really handy.

Can be measured with weights and measures: Two kilos of potatoes or numbers: it has got three drawers.

Can be used with a, an: a desk, an apple.

("Uncountable Nouns")

Cannot be plural: Advice (Not advices), Furniture (Not Furnitures), data (Not datas), Information (Not informations) and Hair (Not hairs).

Some uncountable nouns look plural but they are not: news, economics, physics, Take only a singular verb form: The natural light is really nice.

Can be replaced by a singular Pronoun: What will we say about the furniture? well, it is not luxurious but it is very comfortable.

Can be measured with weights and measures: Two kilos of sugar.

All with words like a piece of, a cup of, a bit of, a slice of: A piece of information.

Cannot be used with a/an: information (Not informations).