| Abbreviation | Definition |
|---|---|
| DU | Distance Units |
| DWT | Discrete Wavelet Transform |
| DWT | Penny Weight (see also pwt) |
| DZ | Dozen |
| DZN | Dozen |
| E | Electromotive force, Volt |
| E | Erg |
| EA | Each |
| EB | ExaByte |
| EB/NO | Energy per bit to noise power spectral density ratio |
| EBU | Equivalent Basic Unit |
| EBU | European Bitter Unit |
| ECC | Electric Charge Capacity |
| EDT | End Delivery Tonnage |
| EE | English Equivalent |
| EER | Energy Efficiency Ratio |
| EGU | Endo Glucanase Units |
| EHR | Earned Hour |
| ELU | Environmental Load Units |
| EM | Eighteen Millimetres |