1. graphical representation (in polar or Cartesian coordinates) of the spatial distribution of radiation from an antenna as a function of angle;

[syn: radiation pattern, radiation diagram, pattern]

WordNet (r) 3.0 (2006):

radiation diagram n 1: graphical representation (in polar or Cartesian coordinates) of the spatial distribution of radiation from an antenna as a function of angle [syn: radiation pattern, radiation diagram, pattern]