Definition of pole figure in US English:

pole figure

noun

Metallurgy
  • A circular diagram that is a stereographic projection of a sphere showing the positions of the poles of one or more lattice planes of a crystal or crystalline substance, the intensity of a spot in the diagram being proportional to the number of planes having the corresponding orientation.

Origin

1930s; earliest use found in Proceedings of the Royal Society of London. After German Polfigur.