Energy Citations Database electro chromatic device Electron Capture Detector Estimated Completion Date Electronically Controlled Deceleration electron capture dissociation electron-capture detection Engineering change directive Early Child Development Early Childhood Development Economic and Community Development Electron Capture Detectors endocardial cushion defect Energy Conversion Devices Engineering Control Drawing Enhanced Color Display Enhanced Compact Disk Equipment Configuration Database equivalent current dipole Eraseable Compact Disk Erdheim-Chester Disease Error Correction Device External Continence Device Earlimart Community Day East Caribbean Dollar East Coast Division Eastern Community Day E-cadherin ecdysteroid Echo Suppression Denied Economic Active Population Ecotour ectodomain ectrodactyly effective cutoff diameter efficiency of conversion of digested food electrical critical dimension electrochemical deposition electrochemical detection electrochemical detector