tetrode Hear it!

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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