dispersant

[ dih-spur-suh nt ]
/ dɪˈspɜr sənt /

noun

something that disperses.
Physical Chemistry. any admixture to a dispersion capable of maintaining the dispersed particles in suspension.

adjective

acting as a dispersant.

Origin of dispersant

First recorded in 1940–45; disperse + -ant

British Dictionary definitions for dispersant

dispersant
/ (dɪsˈpɜːsənt) /

noun

a liquid or gas used to disperse small particles or droplets, as in an aerosol