lacuna

lacuna definition - medical

la·cu·na (lə-kyo͞oˈnə)

noun pl. la·cu·nas or la·cu·nae (-nē)
  1. An anatomical cavity, space, or depression, especially in a bone.
  2. An empty space or a missing part; a gap; a defect.
  3. An abnormal space between the strata or between the cellular elements of the epidermis.
  4. See corneal space.

Related Forms:

  • la·cuˈnal adjective

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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