The meaning of NOT is —used as a function word to make negative a group of words or a word. How to use not in a sentence.

NOT definition: 1. used to form a negative phrase after verbs like "be", "can", "have", "will", "must", etc…. Learn more.

Learn what not means with clear definitions, pronunciation, synonyms, and real-world examples. Simple explanations to help you use not correctly.

not /nɒt/ adv used to negate the sentence, phrase, or word that it modifies: I will not stand for it (in combination): they cannot go not that ⇒ (conjunction) which is not to say or suppose that: I expect to …

Dec 2, 2025 · Explore the definition of the word "not," as well as its versatile usage, synonyms, examples, etymology, and more.

4 senses: 1. a. used to negate the sentence, phrase, or word that it modifies b. (in combination) 2. → See not that 3. used to.... Click for more definitions.

Jun 15, 2026 · Not knowing any better, I went ahead. It was felt desirable that she not leave school before fourteen. I'd rather MoM (did) not stay, cuz the best thing about a holiday is not working. Not a …

Learn the meaning of Not with clear definitions and helpful usage examples.

a — used to form the negative of modal verbs (such as “should” and “could”) and auxiliary verbs (such as “do” and “have”)

Definition of not adverb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.