PAA

PAA may refer to:

• Piezo Audio Amplifier
• Pan American World Airways, commonly known as Pan Am
• Pan American Association of Anatomy
• Penny Arcade Adventures
• Peroxyacetic acid, a chemical
• Perpetuities and Accumulations Act 1964
• Perpetuities and Accumulations Act 2009
• Personal Attack Alarm
• Phenylacetic acid, a chemical
• Phosphoamino acid analysis, a biochemistry technique
• Piecewise Aggregate Approximation, a machine learning and data mining algorithm
• Polyacrylamide, an acrylate polymer
• Population Association of America
• Port of the Americas Authority
• Portland Adventist Academy, an Adventist High School
• Primary Aromatic Amine, a group of compounds
• Protect America Act of 2007
• Proto-Afro-Asiatic, a language

Film

• Paa (film), a Hindi film released on December 4

See also

• Paa, genus of true frogs