The museum will remain closed indefinitely due to renovation work.

The committee set an indefinite deadline for the project, allowing the team to refine their work.

In the last lecture, the professor explained how an indefinite can stand in for a specific noun when the speaker doesn't know who is being referred to.

The indefiniteness of the contract's terms made negotiations drag on for months.

In syntax class, we analyzed how indefinites interact with negation and scope.

When teaching children basic grammar, I usually start with the indefinite article before moving on to pronouns.

In grammar class, the teacher explained how an indefinite pronoun can stand in for a person or thing without naming it.

The phrase indefinite adjective often confuses students learning grammar.

Indefinite pronouns such as 'many' and 'few' often behave as plural nouns in a sentence.

To solve the differential equation, she first found an indefinite integral of the function to obtain the general solution.