2 days ago · The meaning of UNABLE is not able : incapable. How to use unable in a sentence.

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

If you are unable to do something, it is impossible for you to do it, for example because you do not have the necessary skill or knowledge, or because you do not have enough time or money.

WordReference Random House Unabridged Dictionary of American English © 2025 un•a•ble (un ā′ bəl), adj. lacking the necessary power, competence, etc., to accomplish some specified act: He was …

UNABLE definition: lacking the necessary power, competence, etc., to accomplish some specified act. See examples of unable used in a sentence.

Unable definition: Lacking the necessary power, authority, or means; not able; incapable.

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

lacking the necessary power, competence, etc., to accomplish some specified act: unable to swim.

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

adjective Not able; not having sufficient strength, means, knowledge, skill, or the like; impotent; weak; helpless; incapable; -- now usually followed by an infinitive or an adverbial phrase. from Wiktionary, …