that part of a circuit that contains the cathode and the grid of a vacuum tube.
- Grid computing
noun a large system of networked computers whose processing power used to solve difficult and time-consuming problems Usage Note computing
noun, Electronics. 1. the current that moves within the vacuum tube from the grid to the cathode.
- Grid declination
noun 1. the angular difference between true north and grid north on a map
[grid-er] /ˈgrɪd ər/ noun, Informal. 1. a football player.