crystal
Pronunciation: kris′tăl
Definition: A solid of regular shape and, for a given compound, characteristic angles, formed when an element or compound solidifies slowly enough, as a result either of freezing from the liquid form or of precipitating out of solution, to allow the individual molecules to take up regular positions with respect to one another.
[G. krystallos, clear ice, crystal]
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Examples: glitazone, GI cocktail, etc.

