/pen"tohd/ , n. Electronics.
a vacuum tube having five electrodes, usually a plate, three grids, and a cathode, within the same envelope.
[ 1915-20; PENT- + -ODE 2 ]
/pen"tohd/ , n. Electronics.
a vacuum tube having five electrodes, usually a plate, three grids, and a cathode, within the same envelope.
[ 1915-20; PENT- + -ODE 2 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012