1. Hard greenish-brown wood of the lignum vitae tree and other trees of the genus Guaiacum
   "guaiacum wood is prized for its strength and durability";
   - lignum vitae, guaiac
    
2. Medicinal resin from the lignum vitae tree
   "Guaiacum was once used to treat arthritis and other inflammatory conditions"

1. Small genus of evergreen resinous trees or shrubs of warm and tropical America
   - genus Guaiacum

Derived forms: guaiacums

Type of: natural resin, rosid dicot genus, wood

Part of: bean-caper family, family Zygophyllaceae, Guaiacum officinale, lignum vitae, Zygophyllaceae

Encyclopedia: Guaiacum