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 …

"Cannot" and "can not" are both acceptable expansions of "can't." However, in most circumstances, you should use "cannot" (i.e., the one-word version). "Cannot" (one word) is …

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 …

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.

Nov 5, 2025 · Confused between can not vs cannot? Learn their meanings, grammar rules, and examples for better English learning.

Can't and cannot are both contractions of the phrase "cannot," but they are used in slightly different contexts. "Can't" is more informal and commonly used in spoken language, while …

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