control grid

Definitions of control grid
1

n an electrode placed between the cathode and anode of a vacuum tube to control the flow of electrons through the tube

Synonyms:
grid
Type of:
electrode
a conductor used to make electrical contact with some part of a circuit

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.