There are currently two forms of this word because the English language is continuously changing, and historically, words often had many different forms before they became standardized. For example, “altogether” was once written as “all together,” “all-together,” and “alltogether.”

The two-word spelling of “all right” takes on multiple meanings depending on the tone and written form that’s used. “All right” can be used as an adjective or adverb to mean “adequate” or “satisfactory.” It can also be used as an affirmation that suggests “correctness.”

Both forms are correct by US writing standards. The main consideration when it comes to using “all right” versus “alright” is the purpose of your writing and how it might be received by your reader. 

Some posit that “alright” is an appropriate spelling for informal usage, like in a text mes...