Determiner

A determiner is a word or phrase that comes before a noun (or noun phrase) to clarify what that noun refers to — whether it's specific or general, how much of it there is, or who it belongs to. Getting determiners right is essential because English usually requires one to form a complete noun phrase.

Types of determiners

Articles are the most common determiners. English has the definite article the and the indefinite article a/an. For a deeper look, see articles.

  • The dog barked all night. (specific dog)
  • I adopted a dog last week. (not yet identified to the listener)

Demonstrativesthis, that, these, those — point to specific items based on proximity or context.

  • These shoes are too tight.

Possessives show ownership: my, your, his, her, its, our, their, plus Saxon genitives like Maria's or the company's.

  • Her presentation was excellent.

Quantifiers indicate amount or number: some, any, many, much, few, little, several, all, both, enough, cardinal numbers (one, two, three…), and phrases like a lot of or plenty of.

  • There are few options left. (almost none)
  • There are a few options left. (some — a small but positive number)

Distributives and alternativeseach, every, either, neither — refer to individual members of a group.

  • Every student submitted the assignment on time.

Interrogative and relative determinerswhich, what, whose, whatever, whichever — introduce questions or relative clauses.

  • Which train are you taking?

When no determiner is needed

Sometimes a noun phrase is complete without any determiner (often called the zero determiner or zero article). This is common with plural and uncountable nouns used in a general sense:

  • Coffee keeps me awake. (coffee in general, not a specific cup)
  • Dogs are loyal animals.

Combining determiners

Determiners can sometimes stack in specific patterns:

  • All the chairs were taken.
  • My many friends helped out.

The first determiner in such combinations (like all or both) is sometimes called a pre-determiner.

Common mistake: Don't double up where English doesn't allow it. You can say all my friends but not all my the friends.

Quick reference

CategoryExamples
Articlesa, an, the
Demonstrativesthis, that, these, those
Possessivesmy, your, his, her, its, our, their
Quantifierssome, any, much, many, few, all, every
Interrogativeswhich, what, whose

Ready to practise? Try Articles Basics for a solid foundation, Determiners: Some, Any, Few, and Little for tricky quantifiers, or Basics. Determiners and Pronouns. for an overview of how determiners and pronouns work together.

See also

Quantifier