PUSTULE
pustule
(noun) a small inflamed elevation of skin containing pus; a blister filled with pus
Source: WordNet® 3.1
Etymology
Noun
pustule (plural pustules)
(dermatology) A small accumulation of pus in the epidermis or dermis.
A pimple filled with pus.
Anything like a pustule, on plants or animals; a small blister.
Anagrams
• pluteus
Source: Wiktionary
Pus"tule, n. Etym: [L. pustula, and pusula: cf. F. pustule.] (Med.)
Definition: A vesicle or an elevation of the cuticle with an inflamed base,
containing pus. Malignant pustule. See under Malignant.
Source: Webster’s Unabridged Dictionary 1913 Edition