What does aru stand for?

Arkansas - MARC country of publication code - Library of Congress (LCCP)

Aboriginal Reconciliation Unit - Australia

Aboriginal Resource Unit - University of New England - Australia

Acoustic Resistance Unit

Activation Request Upstream

Addiction Research Unit - State University of New York at Buffalo (RCD)

Address Recognition Unit

Administrative Reform Unit

Aeromedical Research Unit - Army (MCD)

Air Aruba - ICAO designator (FAAC)

Airborne RADAR Unit - Aviation (FAAC)

Aircraft Reception Unit (SAUO)

Air Rescue Unit (SAUS)

Air Reserve Unit

Airspace Reservation Unit - Canada (FAAC)

Alarm Relay Unit (DINT)

Alcohol Rehabilitation Unit (DNAB)

Alitude Reference Unit (ACAE)

Allure Industries Corp. - Vancouver Stock Exchange symbol

Alturas, CA - Location identifier - FAA (FAAL)

Alure Resource Corp. - Vancouver Stock Exchange symbol

American Railway Union

American River Manufacturing Co., Rancho Cordova, CA - Manufacturer code for watercraft hull identification number (USCG)

Analog Remote Unit (MCD)

Analog Response Unit

Application Resource Unit (SAUS)

Aracatuba - Brazil - Airport symbol (OAG)

Architecture Research Unit (SAUO)

Arithmetical Unit - Computer science (NITA)

Armed Resistance Unit (EA)

Armoured Reinforcement Unit (SAUO)

Arti - Former USSR - Seismograph station code, US Geological Survey (SEIS)

Arva - NCIC firearms make code (NCIC)

Astrophysics Research Unit (SAUO)

Atherosclerosis Research Unit - Medicine (EDAA)

Attitude Reference Unit

Audio Response Unit

Australian Railway Union (SAUO)

Automatic Range Unit

Auxiliary Read-Out Unit - Computer science (MHDB)

Mapudungun - Language code (ETLW)