Aviation noise is commonly referred to as aircraft or airplane noise. It is the sound produced by aircraft during various phases of flight, including takeoff, cruising, and landing. It primarily originates from aircraft engines, aerodynamic interactions, and mechanical components. Aviation noise has significant implications for communities living near airports, contributing to environmental pollution and adversely affecting the quality of life due to sleep disturbances, stress, and potential health risks such as cardiovascular diseases. Assessing aviation noise involves measuring sound levels near airports using specialized equipment. Computer models simulate noise propagation to anticipate impacts on communities. Efforts to mitigate aviation noise involve advancements in aircraft technology, operational procedures, and regulatory measures. Modern aircraft designs incorporate quieter engines and improved aerodynamics to reduce noise emissions. Airports implement noise abatement procedures, such as optimizing flight paths and imposing curfews to minimize noise impact during sensitive times. This book unfolds the different aspects of aviation noise that will be crucial for the holistic understanding of the subject matter. The topics included herein are of utmost significance and bound to provide incredible insights to readers. Coherent flow of topics, student-friendly language and extensive use of examples make this book an invaluable source of knowledge.