- electronic unit
- electronic voltmeter
- electronuclear interaction
- electrooptic material
- electrooptic sampling
- electrooptic transmitter
- electrooptical effect
- electrophoresis
- electrophotographic printing
- electroprobe
- electropyrometer
- electroscope
- electrosensitive paper
- electrostatic
- electrostatic filter
- electrostatic flux
- electrostatic induction
- electrostatic instrument
- electrostatic interaction
- electrostatic potential
- electrostatic precipitator
- electrostatic probe
- electrostatic reprography
- electrostatic separation
- electrostatic separator
- electrostatic shielding
- electrostatic stress
- electrostatic units
- electrostatic voltmeter
- electrostatical
- electrostriction transducer
- electrostrictive effect
- electrostrictive strain
- electrothermal effect
- electrothermal recording
- electrothermal voltmeter
- electroviscosity
- electroweak interaction
- element
- elemental
- elementary
- elementary catastrophe
- elementary particle
- elevated pressure
- elevation
- elevation angle
- elevation error
- eliminate
- elinvar
- Elliot model
- elliptical polarization
- elliptic orbit
- elongated duct
- elongation
- emanation
- embossed plate
- embrittlement
- emergence
- emergent ray
- emission coefficient
- emitter cap
- empirical curve
- empirical relation
- emulsoid
- enclosed compressor
- enclosed ventilated
- end bracket
- emitter
- emmetropia
- empirical law
- enamel-insulated
- encase
- enclosed cooler
- encoding
- end plate
- end spring
- end winding
- endoergic
- end effect
- energetic electron
- energize
- energy consideration
- energy distribution
- energy flux
- energy producing
- energy rate
- engler degree
- enthalpy
- enthalpy change
- enthalpy diagram
- entrained liquid
- entrained moisture
- entrained pupil
- entropy change
- entropy diagram
- endosmosis
- energizing quantity
- energy band
- energy barrier
- energy eigenfunction