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 …

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 …

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 …

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 …

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.