A noun is a word that names a person, place, thing, idea, or quality. Nouns function as the subjects and objects of sentences and can be modified by adjectives and articles.
Pronunciation: /naʊn/ — rhymes with “town”
Syllables: noun (1 syllable)
Word Family
- Noun: noun
- Adjective: nominal
- Related: nominalize, nominalization
What Is a Noun?
Nouns are arguably the most important part of speech because they name the entities — real or abstract — that sentences are about. Every sentence needs at least one noun (or pronoun standing in for one) to function. In the sentence "The dog chased a ball," both "dog" and "ball" are nouns: one is the subject doing the action, the other is the object receiving it.
English nouns can be identified by several tests: they can follow an article (a, an, the), they can be made plural (usually with -s or -es), and they can be the subject or object of a verb. Many nouns can also follow words like "some", "any", "much", or "many" depending on whether they are countable or uncountable.
Nouns belong to several overlapping categories. Understanding these categories helps learners use articles, plurals, and quantifiers correctly — three areas that cause frequent errors for ESL learners at all levels.
Types of Nouns
| Type | Definition | Examples |
|---|---|---|
| Common | General name for a person, place, or thing | city, teacher, book, river |
| Proper | Specific name, always capitalised | London, Mr Smith, Amazon, Tuesday |
| Countable | Can be counted; has plural form | chair (chairs), idea (ideas), apple (apples) |
| Uncountable | Cannot be individually counted; no plural | water, furniture, advice, information |
| Collective | Names a group as a single unit | team, flock, committee, audience |
| Abstract | Names an idea, feeling, or quality | love, freedom, courage, democracy |
| Concrete | Names something physically perceivable | table, rain, music, smoke |
Noun Examples in Sentences
| Sentence | Noun(s) | Type |
|---|---|---|
| The children played in the garden. | children, garden | common countable |
| Paris is the capital of France. | Paris, capital, France | proper; common; proper |
| She gave me some advice. | advice | uncountable |
| The team won the championship. | team, championship | collective; countable |
| Happiness is the goal of most people. | Happiness, goal, people | abstract; countable; countable |
Common Mistakes
Mistakes to Avoid
I need an advice about my homework.
I need some advice about my homework. (advice is uncountable — no a/an)
She gave me informations about the course.
She gave me information about the course. (information has no plural form)
The London is a beautiful city.
London is a beautiful city. (proper nouns don't take 'the' in most cases)
I have many furnitures in my flat.
I have a lot of furniture in my flat. (furniture is uncountable, use 'a lot of')