Definition of rectangular coordinates in US English:

rectangular coordinates

plural noun

  • A pair of coordinates measured along axes at right angles to one another.

    • ‘Outlines may be captured as rectangular coordinates or Fourier coefficients and, even when non-fractal, analysed in terms of fractal dimensions.’
    • ‘The front half of the wedge in Figure 12a can be regarded as a wedge of an Archimedean dome that has been tipped over so that its circular face is in a horizontal plane with the ‘top’ of the dome at the point with rectangular coordinates.’