This dictionary defines cannot as “can not.” The word and the phrase mean exactly the same thing: both are the negation of the very common and useful verb can.

Can’t is a contraction of cannot, and it’s best suited for informal writing. In formal writing and where contractions are frowned upon, use cannot. It is possible to write can not, but you generally find it …

In this article, I will compare cannot vs. can not. I will use each in a sentence to illustrate the proper context, and I will also reveal a helpful trick to use when you can’t decide whether to use can not or …

However, in most circumstances, you should use "cannot" (i.e., the one-word version). "Cannot" (one word) is the most common expansion of the contraction "can't." For example: I cannot do it! ("Can't" …

Sep 6, 2025 · Cannot, Can not or Can’t — what is the difference? Learn grammar rules, examples and tips for using these forms in formal and informal English.

CANNOT definition: 1. the negative form of the verb "can": 2. used to say that something will certainly happen: 3…. Learn more.

Sep 23, 2024 · “Cannot” (one word) is the negative form of the modal verb “can.” Spelling it as “can not” (two words) is incorrect.

3 days ago · In spoken English emphasis may be placed on the first syllable of cannot (e.g. /ˈkænɒt/) in the first phrase and on not in the second phrase (e.g. /kən ˈnɒt/), and the second may exaggerate …

CANNOT definition: a form of can not. See examples of cannot used in a sentence.

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