| E | 1) Expiration 2) Electrolyte |
|---|---|
| e | base of natural logarithms, approximately 2.7182818285; egg transfer; ejection; electric charge; electron; elementary charge; exchange |
| E | of M error of measurement |
| e | Greek letter epsilon; heavy chain of IgE; permittivity; specific absorptivity |
| E co | Escherichia coli |
| E coli | Escherichia coli |
| E&A | evaluate and advise |
| E&E | eye and ear |
| E&H | environment and heredity |
| E&M | endocrine and metabolic |