Pŭst'ūle, n.

(pŭst'yūl), n. [Lat. pustula, i. q. pusula, from pus, pus, matter; Sp. & Pg. pustula, It. pustula, pustola, Pr. pustula, pustella, postella, Fr. pustule.] (Med.) An elevation of the cuticle, with an inflamed base, containing pus.