"RN" has multiple meanings depending on the context. Here are the most common ones:

• Registered Nurse: "RN" stands for "Registered Nurse," which applies to any nurse that has completed the necessary training for the job. The term "RN" is used to refer to a nurse who obtains the necessary knowledge and skills to provide direct care to patients.

• Right Now: "rn" is a quick, shorthand way to say the phrase "right now." It is often used in conversation, such as in text messaging, direct messaging, or emailing. The abbreviation can be utilized in many ways, including if you are asking a question or telling someone what youre doing. In general, the slang expresses that something is occurring in the present or a sense of immediacy.

In chemistry, "Rn" is the chemical symbol for radon.