AOP

AOP may refer to:

Organisations

• Aama Odisha Party, political party, India
• Association of Optometrists, a British trade association
• American Opera Projects
• Assembly of the Poor, an NGO network in Thailand
• Association of Photographers, a British trade association
• Australian Orangutan Project
• Army of the Potomac, the major Union Army in the Eastern Theater of the American Civil War.

Science, mathematics and technology

• An abbreviation of prebediolone acetate (21-acetoxypregnenolone)
• Advanced oxidation process
• Adverse outcome pathway, to adverse effects in biology
• All one polynomial
• Argument of periapsis, an orbital element of an object in a star's orbit (for sun orbit, 'Argument of perihelion')
• Aspect-oriented programming
• Attribute-oriented programming
• AOP (IRC), AutoOp, an Internet Relay chat access level

Food

• Appellation d'origine protégée (protected designation of origin), food certification of the European Union
• Appellation d'origine protégée, food certification of Switzerland

Other

• Age of Persuasion, a Canadian radio programme
• The Authors of Pain, a professional wrestling tag team
• Air Observation Post, artillery spotter aircraft
• Apocalypse of Peter, a New Testament apocryphal text.
• Annual Operations Plan, part of Sales and operations planning
• abuse of power