Absorption Heat Pumping - Engineering
Academy of Hospice Physicians (NTPA)
Accelerator Heel Point - Automotive engineering
Accountable Health Partnership - Medicine
Accountable Health Plan - Medicine
Acute Hallucinatory Paranoia - Medicine (MELL)
Acute Hemorrhagic Pancreatitis - Medicine (MAE)
Adaptive Hopping Permit (SAUS)
Advanced Helicopter Pilotage - Military (TIMI)
Advanced Humionics Platform - Military
Aerochiapas SA de CV - Mexico - ICAO designator (FAAC)
Affordable Housing Program - Federal Home Loan Bank
Afterhyperpolarization - Also, AH - Neurophysiology
Air at High Pressure (SAUS)
Air, High Pressure (DNAB)
Air Horsepower - Air Force
Alaska Home Properties (SAUO)
Aleph Plastics, Columbus, OH - Manufacturer code for watercraft hull identification number (USCG)
Allied Health Professionals
Allied Hydrographic Publication - NATO
Allied Hydropublication (MLEX)
Alpha Portland Cement Co. (SAUO)
Alternating Hamiltonian Path
Alternative Health Plans - Department of Health and Human Services (GFGA)
Amer Home Products - NYSE symbol (SPSG)
American Health Professionals
American Homeopathic Pharmacopoeia - Last published in 1920
American Home Products Corp. - NYSE symbol (SPSG)
American Horse Publications (EA)
Americans for Historic Preservation (EA)
Analytical Hierachy Process (SAUS)
Analytical Hierarchy Process - Decision making technique (MLEX)
Analytic Hierarchy Process
Aniline Hydrogen Phthalate (OA)
Applied Health Physics Ind. (SAUO)
Approved Health Plan - Medicine
Aproumu Aizi - Language code (ETLW)
Army Heliport (AABC)
Assistant Head Postmaster (DCTA)
Assistant House Physician
Association for Healthcare Philanthropy
Association for Humanistic Psychology (EA)
Association Health Plan
Association of Head Postmasters (SAUO)
Association of Health Professionals - Australia
Attitude Hold Pitch - Axis
Average Hole-Potential - A method for electronic-structure calculations on molecules
Aviation Horsepower (SAUS)
Awards, Honors, and Prizes - A publication
Evacuation Hospital Ship - Navy symbol - Obsolete