This page is about the noun "aid", which can be both countable and uncountable

aid → uncountable

Meaning: money or help given to those who need it

Example sentence: Japan gives aid to many developing countries.

aid → countable

Meaning: something that helps you to do something

Example sentence: The Internet can be a useful aid for learning English.

Quick Quiz:

In which sentence is the word "aid" countable?

a. Don't you think the government should give aid to poor students?

b. A computer is the best learning aid you can give to poor students.

Contributor: Matt Errey