Atmospheric Research Abbreviations and Acronyms
- APAssigned Personnel
- APAAllied Pilot's Association
- APACMAtmospheric Physical and Chemical Monitor
- APAREAsian/Pacific Regional Experiment
- APASAstrophysical
- APCArgon Purge Cart
- APCAmmonium Perchlorate
- APCAAir Pollution Control Association
- APDAdvance Planning Document
- APDAdvanced Planning Division
- APDAreal Power Density
- APDFAccelerator Performance Demonstration Facility
- APDMSAxial Power Distribution Monitoring System
- APEAction Plan Element
- APENAir Pollution Emissions Notice
- APETAccident Progression Event Tree
- APEXAcid Precipitation Experiment
- APEXAdvance Purchase Excursion
- APEXAple Prototype Experiment
- APIAmerican Petroleum Institute
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