Definition of "papula" []

• A pimple; a small, usually conical, elevation of the cuticle, produced by congestion, accumulated secretion, or hypertrophy of tissue; a papule. (noun)
• One of the numerous small hollow processes of the integument between the plates of starfishes. (noun)

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• "In pimply acne of the skin, to touch each papula with some of the Compound Spirit of Horse Radish now and again will soon effect a general cure of the ailment."