Definitions:
throw in various random directions

(of a group of people or animals) separate and move off quickly in different directions

deflect or diffuse (electromagnetic radiation or particles)

(of a pitcher) allow (several hits) at intervals so as to result in little or no scoring

a small, dispersed amount of something

the degree to which repeated measurements or observations of a quantity differ.

the scattering of light, other electromagnetic radiation, or particles.