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pilomatrixoma pi·lo·ma·trix·o·ma (pī’lō-mā’trĭk-sō’mə)
A benign, often calcified tumor of the skin and the tissue just below the skin, often occurring as a single lesion on the face or upper extremities. Also called Malherbe’s calcifying epithelioma.


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  • Pilomotor reflex

    pilomotor reflex n. Contraction of the smooth muscle of the skin caused by mild application of a tactile stimulus or by local cooling and resulting in goose bumps.

  • Pilon

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  • Pilonidal

    [pahy-luh-nahyd-l] /ˌpaɪ ləˈnaɪd l/ adjective, Pathology. 1. noting or pertaining to a growth of hair in a dermoid cyst or in the deeper layers of the skin. pilonidal pi·lo·ni·dal (pī’lə-nīd’l) adj. Of or relating to a growth of hair in a dermoid cyst or in the deeper layers of the skin.

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