The meaning of INDEFINITE is not definite. How to use indefinite in a sentence.

(Definition of indefinite from the Cambridge Academic Content Dictionary © Cambridge University Press)

INDEFINITE definition: not definite; without fixed or specified limit; unlimited. See examples of indefinite used in a sentence.

1. having no fixed or specified limit: an indefinite number. 2. not clearly defined or determined: an indefinite boundary. 3. not firmly decided or committed; uncertain; vague.

If you describe a situation or period as indefinite, you mean that people have not decided when it will end. The trial was adjourned for an indefinite period. ...an indefinite strike by government workers.

Definition of indefinite adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Dec 26, 2025 · indefinite (plural indefinites) (grammar) A word or phrase that designates an unspecified or unidentified person or thing or group of persons or things.

There are 12 meanings listed in OED's entry for the word indefinite, one of which is labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

The adjective indefinite describes something that is vague or not clearly defined: “After injuring her knee in a riding accident, Gloria postponed her vacation for an indefinite period of time.”

Definition of indefinite. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels.