Entry 5 senses · 3 variants Webster, 1913 Particulate /(pär*tĭk"ū̇*lāt)/ · Par·tic·u·late · IPA /pɑɹˈtɪk.jə.lət/ v. t. & i. a. n. 01 v. t. & i. To particularize. 1. To particularize.[Obs.] 02 a. Having the form of a particle. 1. Having the form of a particle. 2. Referring to, or produced by, particles, such as dust, minute germs, etc.[R.] “The smallpox is a particulate disease.” — Tyndall. 3. Composed of particles; finely divided. 03 n. Matter composed of particles; -- often used in the pl.; as, the quantity of particulates in auto exhaust is strictly regulated. 1. Matter composed of particles; -- often used in the pl.; as, the quantity of particulates in auto exhaust is strictly regulated.