Meaning of guaiacum

guai•a•cum

Pronunciation: (gwī'u-kum), [key]
— n.
  1. any of several tropical American trees or shrubs belonging to the genus Guaiacum of the caltrop family; lignum vitae.
  2. the hard, heavy wood of such a tree; guaiac.
  3. resin obtained from such a tree; guaiac.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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