The initial idioms of the letter E

electron spin resonance	electron tube
electron volt	electronegative
electronegativity	electroneutral
electronic balance	electronic bulletin board
electronic communication	electronic computer
electronic converter	electronic counter-countermeasures
electronic countermeasures	electronic data processing
electronic database	electronic deception
electronic device	electronic dictionary
electronic equipment	electronic fetal monitor
electronic foetal monitor	electronic image
electronic imitative deception	electronic information service
electronic instrument	electronic jamming
electronic manipulative deception	electronic messaging
electronic musical instrument	electronic network