papilla


pa·pil·la

noun \pə-ˈpi-lə\
plural pa·pil·lae \-ˈpi-(ˌ)lē, -ˌlī\

Definition of PAPILLA

:  a small projecting body part similar to a nipple in form:
a :  a vascular process of connective tissue extending into and nourishing the root of a hair, feather, or developing tooth — see hair illustration
b :  any of the vascular protuberances of the dermal layer of the skin extending into the epidermal layer and often containing tactile corpuscles
c :  any of the small protuberances on the upper surface of the tongue often containing taste buds
pap·il·lary \ˈpa-pə-ˌler-ē, especially British pə-ˈpi-lə-rē\ adjective
pa·pil·late \ˈpa-pə-ˌlāt, pə-ˈpi-lət\ adjective
pa·pil·lose \ˈpa-pə-ˌlōs, pə-ˈpi-ˌlōs\ adjective

Origin of PAPILLA

Latin, nipple, from diminutive of papula pimple; akin to Lithuanian papas nipple
First Known Use: 1713

pa·pil·la

noun \pə-ˈpil-ə\   (Medical Dictionary)
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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