Both cannot and can not are perfectly fine, but cannot is far more common and is therefore recommended, especially in any kind of formal writing. Can't has the same meaning, but as with …

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 …

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 …

"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 the most common expansion …

The meaning of CANNOT is can not. How to use cannot in a sentence. Usage of Cannot and Can't: Usage Guide.

Feb 1, 2024 · Learn the differences between the words cannot and can not. See when you should use one word or two for accurate grammar, writing, and clarity.

Sep 23, 2024 · Some lexicographers classify “can not” as an uncommon alternative spelling of “cannot” in American English. However, as “can not” is widely regarded as a mistake, “cannot” is the …

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.

Jan 9, 2026 · “Cannot” is the correct and standard form in modern English. “Can not” is only correct in very specific cases, when you want to stress not. Examples: I can not swim. (usually incorrect) In …

Oct 19, 2022 · Cannot and can not mean exactly the same thing, but cannot is much more commonly used and has become the standard form in formal writing. In casual use, cannot and can not can be …