AER

AER is a three-letter acronym that may refer to:

Business and organizations

• Action For Economic Reforms, a public-interest research organization in the Philippines
• Army Emergency Relief
• Australian Energy Regulator
• A.E.R., car manufacturer, a sub brand of B.N.C.
• Advanced Engine Research, an endurance racing car engine manufacturer
• Annual Equivalent Rate, as used in the UK
• Assembly of European Regions, an independent network of European Regions
• AER (motorcycles)
• Adverse event Report, in the United States, various voluntary or mandatory reports to the Food and Drug Administration made when drug and therapeutic biologic products are potentially connected to adverse changes in health or undesired side effects.

Science

• Apical ectodermal ridge (AER), critical component of vertebrate limb development
• Aerides, abbreviated Aer, the orchid genus
• Alcohol elimination rate, the rate by which ethanol is eliminated from the human body.
• smooth endoplasmic reticulum, or Agranular endoplasmic reticulum, a cell organelle

Technology

• All-electric range, the driving range of a vehicle using only electrical energy for propulsion
• Alignment Error Rate, a metric for word alignment used in Machine Translation
• Advanced error reporting, a PCIe technology for observing and reporting bus errors.

Journalism

• All England Law Reports, covering the court system in England and Wales
• American Economic Review

Places

• Adler-Sochi International Airport, IATA airport code, Russia
• Aer, a skyscraper in Japan

Finance

• Annual equivalent rate, a notational interest rate
• Average Earnings ratio, in stocks
• Administrative Expense Ratio, a ratio of general and administrative expenses to total revenue

Other

• Aër, a liturgical item in the Greek Orthodox Church
• aer (air), in Greek mythology - the name for what mortals breathed, as opposed to the aether breathed by the gods
• Aer language