| AA | abdominal aorta; acetic acid; achievement age; active alcoholic; active assistive [range of motion]; active avoidance; acupuncture analgesia; adenine arabinoside; adenylic acid; adjuvant arthritis; adrenal androgen; agranulocytic angina; Alcoholics Anonymous; allergic alveolitis; alopecia areata; alveolo-arterial; amino acid; aminoacyl; amyloid A; anticipatory avoidance; antigen aerosol; aortic arch; aplastic anemia; arachidonic acid; arteries; ascending aorta; atlanto-axial; atomic absorption; Australia antigen; autoanalyzer; automobile accident; axonal arborization |
|---|---|
| aa | arteries [Lat. arteriae] |
| aA | abampere |
| AA ex | active assistive exercise |
| aa seq | amino acid sequence |
| AA/AD | alcohol abuse/alcohol dependence |
| AAA | abdominal aortic aneurysm/aneurysmectomy; acne-associated arthritis; acquired aplastic anemia; acute anxiety attack; alacrimia-achalasia-addisonianism [syndrome]; American Academy of Addictionology; American Academy of Allergy; American Association of Anatomists; androgenic anabolic agent; aneurysm of ascending aorta; Area Agency on Aging; aromatic amino acid; arrest after arrival |
| AAAD | aromatic amino acid decarboxylase |
| AAAE | amino acid activating enzyme |
| AAAHE | American Association for the Advancement of Health Education |