particulate(n = noun.substance) particulate matter - a small discrete mass of solid or liquid matter that remains individually dispersed in gas or liquid emissions (usually considered to be an atmospheric pollutant);
is a kind of material, stuff
has particulars: dust
particulate(a = adj.all) - composed of distinct particles;
Antonym: nonparticulate
To particularize. [1913 Webster]
1. Having the form of a particle. [1913 Webster]
2. Referring to, or produced by, particles, such as dust, minute germs, etc. [1913 Webster]
"The smallpox is a particulate disease." [1913 Webster]
3. Composed of particles; finely divided. [PJC]
Matter composed of particles; -- often used in the
particulate, adj. & n.
--adj. in the form of separate particles.
--n. matter in this form.
Etymology:
L particula PARTICLE