D defs.my
Entry 1 sense Webster, 1913

Dispersive

/dĭs-pẽrs'-ĭv/ · Dis·pers·ive · IPA /dɪspˈɜrsɪv/
01 a. Tending to disperse.
  1. 1.
    Tending to disperse.
Phrases & compounds
Dispersive power — the relative effect of a material in separating the different rays of light by refraction, as when the substance is formed into a prism.