| Abbreviation | Definition |
|---|---|
| EIC | Electron Indifferent Cardinal |
| EIC | Electron Ion Collider |
| EICW | Electromagnetic Ion Cyclotron Waves |
| EICW | Electrostatic Ion Cyclotron Waves |
| EIE | Electron Impact Excitation |
| EIEIO | Electron Impact Excitation of Ions from Organics |
| EIEO | Energy In, Energy Out |
| EIES | Electron Impact Emission Spectroscopy |
| EINN | Electromagnetic Interactions with Nucleons and Nuclei |
| EIPP | Eastern Interconnect Phasor Project |
| EJPE | European Journal of Physics Education |
| EL | Electro-Luminescence |
| EL | Energy Level |
| EL | Europhysics Letters |
| ELHFED | Electromagnetic Low High Frequencies manipulated to create Explosive Decompression with in the Atomic and Molecular structures |
| ELHFED | Electromagnetic Low & High Frequencies manipulated to create Explosive Decompression with in the Atomic and Molecular structures |
| ELL | Equivalent Loudness Level |
| ELM | Emitted Light Modulation |
| ELMD | Extended-LaGrangian Molecular Dynamics |
| ELMF | Emitted Light Modulation Frequency |