D defs.my
Entry 1 sense Webster, 1913

Isochromatic

· I·so·chro·mat·ic · IPA
01 a. Having the same color; connecting parts having the same color, as lines drawn through certain points in experiments on the chromatic effect…
  1. 1.
    Having the same color; connecting parts having the same color, as lines drawn through certain points in experiments on the chromatic effects of polarized light in crystals.(Opt.)