(in perspective drawing) the theoretical horizontal plane receding from the picture plane to the horizon, beginning at the level of the base line.
Electricity. a ground plate or an underground mesh of radial wires connected to a vertical antenna (ground plane antenna) that is grounded in order to provide suitable radiation characteristics.
- Ground-plane aerial
noun 1. (electronics) a quarter-wave vertical dipole aerial in which the electrical image forming the other quarter-wave section is formed by reflection in a system of radially disposed metal rods or in a conductive sheet
[ground-plot] /ˈgraʊndˌplɒt/ noun 1. Aeronautics. a method for obtaining the position of an aircraft by multiplying its groundspeed by its time in flight and marking off the product with respect to its starting position. 2. (def 1).
noun 1. a prostrate milk vetch, Astragalus crassicarpus, of the legume family, growing in the prairie regions of North America. 2. its plum-shaped fruit. noun 1. a North American leguminous plant, Astragalus caryocarpus, with purple or white flowers and green thick-walled plumlike edible pods 2. the pod of this plant
noun A military infantry soldier