AACB: Aeronautics and Astronautics Coordinating Board
ABE: Arm-based electronics
ABLE: Atmospheric Boundary Layer Experiment
ACP: Atmospheric Chemistry Program
ACRIMSAT: Active Cavity Radiometer Irradiance Monitor Satellite
AFGL: Air Force Geophysics Laboratory
AHPS: Advanced Hydrologic Prediction Services
AIRS: Advanced Inertial Reference Sphere
AIRS: Atmospheric Infrared Sounder
AL: Aeronomy Laboratory
AMCS: Alternate Master Control Station
AMGOT: Allied Military Government for Occupied Territories
AMOS: Air Force Maui Optical System
AMOS: Automated Meteorological Observing System
AMST: Advanced Medium STOL Transport
AMSU: Advanced Microwave Sounding Unit
ANFO: Ammonium Nitrate Fuel Oil
ANL: Argonne National Laboratory
ANLYS: Analysis
AOML: Atlantic Oceanographic and Meteorological Laboratory
AOSS: automated office support system
AOT: Aerosol Optical Thickness
APL: Applied Physics Laboratory
ARC: Acquisition Review Committee
ARL: Air Resources Laboratory
ARM: Atmospheric Radiation Measurement
ARM: Atmospheric Radiation Monitoring
ARS: Agricultural Research Service
ASD: Atmospheric Sciences Division
ASEAN: Association of Southeast Asian Nations
ASOS: Automated Surface Observing System
ATDD: Atmospheric Turbulence and Diffusion Division
AWIPS: Advanced Weather Interactive Processing Systems
AWOS: Automated Weather Observing System
AXAF: Advanced X-ray Astrophysics Facility
BAOR: British Army of the Rhine
BASC: Board on Atmospheric Sciences and Climate
Be: beryllium
BER: Biological and Environmental Research
BIM: ballistic intercept missile