| Abbreviation | Definition |
|---|---|
| AECB | Acute exacerbation of chronic bronchitis (chronic bronchitis) |
| AECD | Automatic external cardioverter-defibrillator (automated external defibrillator) |
| AED | academic emergency department |
| AED | Academy for Eating Disorders |
| AED | affinity energy distribution |
| AED | anhidrotic ectodermal dysplasia |
| AED | antiepileptic drug |
| AED | astheno-emotional disorder |
| AEDET | Achieving Excellence Design Evaluation Toolkit |
| AEF | Aggregate External Finance |
| AEF | allogenic effect factor |
| AEF | aorto-enteric fistula |
| AEF | aryepiglottic fold |
| AEF | atrial ejection force |
| AEF | atrial ejection fraction |
| AEF | auditory-evoked field |
| AEGIS | ADROIT Electronically Generated Information Service |
| AEGIS | AIDS Education Global Information Service |
| AELS | Advanced Endocrinological Life Support |
| AEN | Additional Educational Needs???part of Shared Services Agreement |