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punctum in Medicine

punctum

(pŭngktəm)
n. pl. punc•ta (-tə)
  1. The tip of a sharp anatomical process.
  2. A minute round spot differing in color or appearance from the surrounding tissues; a point.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

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