Medical Dictionary


noun pa·pil·la \pə-ˈpil-ə\
plural pa·pil·lae \-ˈpil-(ˌ)ē, -ˌī\

Medical Definition of PAPILLA

:  a small projecting body part similar to a nipple in form: as a :  a vascular process of connective tissue extending into and nourishing the root of a hair, feather, or developing tooth b :  any of the vascular protuberances of the dermal layer of the skin extending into the epidermal layer and often containing tactile corpuscles c :  renal papilla d :  any of the small protuberances on the upper surface of the tongue—see circumvallate papilla, filiform papilla, fungiform papilla, interdental papilla, optic papilla

Illustration of PAPILLA

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