Countable and Uncountable Nouns: A1 English Grammar — A1 English grammar lesson by Langcom

Countable and Uncountable Nouns: A1 English Grammar

Raúl Maguiña

Fondateur de Langcom | Examinateur pour les examens de Cambridge et du SIELE

septembre 21, 2026

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Countable nouns are things you can count individually, like one apple ou two books. They have singular and plural forms. Uncountable nouns are things you cannot count individually, like water ou information. They only have a singular form and do not use numbers directly. This is a basic but important rule in English grammar. You use a ou an with singular countable nouns, for example, a car. You use some with plural countable nouns, like some cars, and with all uncountable nouns, like some water. Understanding this difference helps you use articles and quantifiers correctly. It is essential for clear communication in English, especially when talking about everyday items and abstract concepts. Pay attention to whether a noun can be counted or not to choose the right words.

What Are Countable Nouns?

Countable nouns are for things we can count. We can say one, two, three, and so on, before them.

They have singular and plural forms. For example, apple (singular) and apples (plural).

  • Nous utilisons a ou an before a singular countable noun. For example, a banana, an orange.
  • We can use numbers before them. For example, three chairs.
  • They have plural endings, usually -s ou -es. For example, dogs, boxes.

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What Are Uncountable Nouns?

Uncountable nouns are for things we cannot count individually. They are often liquids, materials, or abstract ideas.

They only have a singular form. We cannot add -s ou -es to make them plural.

  • We cannot use a ou an before an uncountable noun.
  • We cannot use numbers directly before them. For example, we don’t say two waters.
  • We often use words like some, a lot of, or measuring words like a glass of with them.

How Do We Use ‘a/an’ and ‘some’?

The words a, an, et some are very common with countable and uncountable nouns.

  • Utilisation a ou an with singular countable nouns.

Par exemple : I have a pen. She wants an apple.

  • Utilisation some with plural countable nouns.

Par exemple : I have some pens. She wants some apples.

  • Utilisation some with uncountable nouns.

Par exemple : I need some water. She wants some information.

How Do We Ask Questions with Countable and Uncountable Nouns?

When you ask about quantity, you use different words for countable and uncountable nouns.

  • Utilisation How many…? for countable nouns.

Par exemple : How many books do you have? How many friends are coming?

  • Utilisation How much…? for uncountable nouns.

Par exemple : How much money do you need? How much rice is left?

Key Differences Between Countable and Uncountable Nouns
Fonctionnalité Countable Nouns Uncountable Nouns
Can you count them? Yes No
Have plural form? Yes (apples) No (water)
Utilisation a/an? Yes (an apple) No
Utilisation some? Yes (some apples) Yes (some water)
Use numbers directly? Yes (two books) No (use measuring words like two liters of water)

Exemples

  • I have an idea.
  • There are three cats in the garden.
  • We need some milk for coffee.
  • She gave me some good advice.
  • How many students are in the class?
  • How much sugar do you put in your tea?

Entraînement

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Erreurs courantes chez les hispanophones

Erreurs courantes chez les hispanophones

Many Spanish speakers find countable and uncountable nouns tricky because some nouns that are countable in Spanish are uncountable in English. For example, information (información) is plural in Spanish but singular (uncountable) in English.

  • Mistake 1: Adding -s to uncountable nouns.
    Faux : I need some informations.
    À droite : I need some information.
  • Mistake 2: Using a/an with uncountable nouns.
    Faux : I want a water.
    À droite : I want some water. (Or a glass of water.)
  • Mistake 3: Using How many? with uncountable nouns.
    Faux : How many money do you have?
    À droite : How much money do you have?

Questions fréquemment posées

What is the main difference between countable and uncountable nouns?

The main difference is that countable nouns can be counted individually (e.g., one chair, two chairs), and uncountable nouns cannot (e.g., water, not one water).

Can I use ‘a’ or ‘an’ with uncountable nouns?

Non, vous ne pouvez pas utiliser a ou an with uncountable nouns. Instead, use some, or a phrase like a cup of ou a piece of.

Are all food items countable?

No, not all food items are countable. For example, apples et carrots are countable, but rice, bread, et cheese are usually uncountable.

Why is ‘money’ an uncountable noun?

Money is an uncountable noun because it is a general concept. We count specific units of money like dollars ou euros, but not money itself.

Leçons associées

À propos de l'auteur : Raúl Maguiña

Raúl Maguiña est le directeur de l'Asociación Educativa Langcom, un centre agréé de préparation à l'examen Cambridge English situé à ÉTATS-UNIS. Fort de plus d'une décennie d'expérience dans l'enseignement des langues et les certifications internationales, il a aidé des milliers d'étudiants, d'enseignants et d'établissements d'enseignement dans 25 pays à obtenir les certifications d'anglais Cambridge, IELTS, TOEFL et Michigan.

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