Definition for electron tube - Oxford Dictionaries Online (World English)

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	electron tube (elec\|tron tube) noun Physics an evacuated or gas-filled tube in which a current of electrons flows between electrodes.		More words in this category attractive collider correspondence principle depleted uranium dielectric constant epsilon Hamiltonian isobar isotherm newton poundal precision selection rule slow reactor smectic state vector torsion weber Wheatstone bridge Nearby Words electron electron beam electron diffraction electron gun electron lens electron microscope electron optics electron pair electron spin resonance electron tube electron-dense electronegative electronic electronic flash electronic mail electronic music electronic organizer electronic publishing electronic signature