168 IPA definitions

Intergovernmental Personnel Act 
Image Product Archive 
International Permafrost Association 
International Phonetic Alphabet 
Independent Practice Association 
Individual Practice Association 
Intermediate Power Amplifier 
Imagery Product Archive 
Information Processing Association 
Institute of Practitioners in Advertis… 
Institute of Public Administration 
Integrated Program Assessment 
Intergovernmental Personnel Agreement 
International Patent Agreement 
International priority airmail 
International Psychoanalytical Associa… 
Image Power Amplifier 
Including Particular Average 
Independent Physician Association 
Independent Pilots Association 
Independent Program Assessment 
independent-pair approximation 
independent-particle approximation 
Indian Pale Ale 
Inflation-Protected Annuity 
Information Processing Architecture 
Instrumented Production Aircraft 
Intellectual Property Attorney 
intelligence production agency 
interagency personnel agreement