tetrode
tetrode definition
tet·rode (te′trōd′)
noun
an electron tube that has four electrodes (a cathode, anode, and two grids), used to generate, amplify, modulate, or demodulate electrical signals
Etymology: tetr(a)- + -ode
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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