a. n. whitehead

Medical Dictionary

whitehead white·head (wīt'hěd')

  1. A tiny epidermal cystlike mass with a narrow or obstructed opening on the skin surface, which may rupture, caused by the retention of secretions of a sebaceous gland. Also called closed comedo.

  2. See milium.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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