/foh'toh kath"ohd/ , n.
a cathode, typically of a cesium or sodium compound, having the property of emitting electrons when activated by light or other radiation.
[ 1925-30; PHOTO- + CATHODE ]
/foh'toh kath"ohd/ , n.
a cathode, typically of a cesium or sodium compound, having the property of emitting electrons when activated by light or other radiation.
[ 1925-30; PHOTO- + CATHODE ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012