See Also: grid(dictionary)
grid(dictionary)
grid(medicine)
Wetzel grid(medicine)
grid computing(dictionary)
cattle grid(dictionary)
National Grid(dictionary)
Amsler grid(health)
grid ratio(medicine)
grid connection(medicine)

grid (iou)



grid noun. M19.
[Back-form. from GRIDIRON noun.]
An arrangement of parallel bars with openings between them; a grating. Formerly also = GRIDIRON noun 1. M19.
b. Nautical. = GRIDIRON noun 2c. M19.
c. Theatrical. = GRIDIRON noun 2d. L19.
d. An electrode (orig. a wire mesh) placed between the cathode and anode of a thermionic valve or cathode-ray tube, and serving to control or modulate the flow of electrons. Also control grid. E20.
A network of lines, esp. of two series of regularly spaced lines crossing one another at right angles; spec. such a network on a map, numbered to enable the precise location of a place, feature, etc. E20.
b. = GRIDIRON noun 2f. E20.
c. Esp. in Motor Racing. A pattern of lines painted on a racetrack at the starting-point to indicate the starting positions. M20.
d. The layout of a town divided into roughly equal blocks by streets at right angles to each other. Usu. attrib. in grid plan, grid system, etc. M20.
A bicycle. slang. E20.
A network of high-voltage transmission lines by which electrical power from a number of generating stations is distributed throughout a country or region; a similar distribution network for gas or water supply. E20.
Comb.: grid reference a map reference indicating a location in terms of vertical and horizontal grid lines.