Determiner (noun): a word like the, an, this or some that comes at the beginning of a noun phrase

These pages explain the grammar and usage of determiners, with example sentences.

What is a Determiner?

Main Determiners

These are the main determiners. There can be only ONE main determiner in a noun phrase (for more about this, see order of determiners):

a/an, the

Demonstrative Determiners
this/that, these/those

Possessive Determiners
my, your, his, her, its, our, their

Pre-Determiners and Post-Determiners

Pre-determiners come before main determiners and post-determiners come after main determiners. (For how many and where, see order of determiners.)

all, every, most, many, much, some, few, little, any, no...

cardinal and ordinal numbers
double/twice/three times...

Interrogative Determiners
whose, what, which

More about Determiners

ZERO Article
When we don't need a determiner

Order of Determiners
Determiners go at the front of a noun phrase, but which determiners go in what order?

Determiners versus Pronouns
How not to confuse determiners with pronouns

Determiners Quiz
How well do you really understand determiners?

Nobody has the right to obey.'