English abbreviations from ekf to elc
- EKF (Extended Kalman Filter)
- EKG (Electrocardiogram (from German Elektrokardiogramm))
- EKG, ECG (Electrocardiogram)
- EKI (Elkhart Municipal Airport (FAA: EKM))
- EKIA (Enemy Killed In Action)
- EKL (Ed Kranepool League)
- EKMS (Electronic Key Management System)
- EKN (Elkins-Randolph Co.-Jennings Randolph Field)
- EKO (Elko Regional Airport)
- EKSC (Edmonton Keyano Swim Club)
- EKSNICHHC (Eunice Kennedy Shriver National Institute of Child Health and Human Development)
- EKT (Eskilstuna Airport)
- EKU (earliest known use)
- EKV (Exoatmospheric Kill Vehicle)
- EKW (East Kent Wills)
- EKX (Addington Field (Elizabethtown Regional Airport))
- el (Greek language (ISO 639-1 code))
- El. (Electio, Electus ("Election", "Elect"))
- ELA (Eagle Lake Airport)
- E-LAW (Environmental Law Alliance Worldwide)
- ELB (Extended Life Barrel)
- ELBA (Emergency Locator Beacon)
- ELC (Elcho Island Airport)