Food Particles

Subatomic particle, which may be either:

Colloidal particle, part of a one-phase system of two or more components

Elementary particle, a particle of which larger particles are composed, also called a fundamental particle

Particle system, in computer graphics, a technique to simulate certain fuzzy phenomena

Particle Man, the hero of a song by They Might Be Giants

Particle (ecology), in marine and freshwater ecology, a small object

Grammatical particle, in linguistics, a useful catch-all lacking a strict definition

Granular material

Particle (band), a 2000 jam band from Los Angeles, California

Point particle, an idealized particle that does not have any volume