A countable noun is a noun that can be expressed as a unit, that is, it can be counted and used in plural form. In its singular form it can be used with the indefinite article a/an. Countable nouns are easy to recognize. They are things that can be count.
For example: "pen". You can have one, two, three or more pens. Here are some more countable nouns:
- dog, cat, animal, man, person
- bottle, box, litre
- coin, note, dollar
- cup, plate, fork
- table, chair, suitcase, bag
Countable nouns can be singular or plural:
- "My dog is playing."
- "My dogs are hungry."
You can use the indefinite article a/an with countable nouns:
- "A dog is an animal."