What does "NOTAM" stand for in aviation?

The term "NOTAM" stands for "Notice to Airmen." This is a critical communication tool used in aviation to inform pilots and other personnel of important information that may affect flight operations. NOTAMs can include details about airspace changes, runway closures, obstacles, and other operational or safety-related concerns. This information is essential for ensuring that pilots have the most current data available to make informed decisions for safe flight operations.

The other options do not accurately reflect the established terminology used within the aviation industry. "Notice of Air Movement" and "Notice to Air Management" do not align with the standard use of NOTAM, and "Aviation Alert Message" lacks the specific context that is provided with the official term. Therefore, the correct answer highlights the official communication method that pilots and aviation personnel rely on for the safety and efficiency of flight operations.