| EFR | effective filtration rate |
|---|---|
| EHL | effective half-life; electrohydraulic lipotripsy; endogenous hyperlipidemia; Environmental Health La... |
| EIRP | effective isotropic radiated power |
| EOA | effective orifice area; erosive osteoarthritis; esophageal obturator airway; examination, opinion, a... |
| Eosm | effective osmolarity |