crystal

crystal definition - medical

crys·tal (krĭsˈtəl)

noun
  1. A homogenous solid formed by a repeating, three-dimensional pattern of atoms, ions, or molecules and having fixed distances between constituent parts.
  2. A mineral, especially a transparent form of quartz that has a crystalline structure and is often characterized by external planar faces.

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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