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Definition of Pilar cyst
1. Noun. A common cyst of the skin; filled with fatty matter (sebum) that is secreted by a sebaceous gland that has been blocked.
Exact synonyms: Sebaceous Cyst, Steatocystoma, Wen
Specialized synonyms: Chalazion, Meibomian Cyst
Generic synonyms: Cyst
Specialized synonyms: Chalazion, Meibomian Cyst
Generic synonyms: Cyst
Medical Definition of Pilar cyst
1. A common cyst of the skin and subcutis which contains sebum and keratin, and is lined by pale-staining stratified epithelial cells derived from follicular trichilemma. Synonym: trichilemmal cyst. (05 Mar 2000)