particle Copy link Outline I. A minute portion1. partĭcŭla2. mĭca3. mōmentum (strictly, just enough to turn the scaleII. In grammar • particle: I. A minute portion: 1. partĭcŭla: all the tiniest p.s (of food), omnes tenuissimae p., Cic. de Or. 2, 39, 162: p. of the breath divine (the soul), divinae p. aurae, Hor. S. 2, 2, 79. 2. mĭca: v. grain (I.). 3. mōmentum (strictly, just enough to turn the scale: hence, a small quantity): Plin. 30, 10, 27. Phr.: primary p.s, corpora prima, primordia, Lucr. 1, pass. II. In grammar: partĭcŭla: Gell. 2, 17: M. L.