1. [ noun ] hard greenish-brown wood of the lignum vitae tree and other trees of the genus Guaiacum
Synonyms: guaiac lignum_vitae
Related terms: wood lignum_vitae
2. [ noun ] medicinal resin from the lignum vitae tree
Related terms: natural_resin lignum_vitae
3. [ noun ] (biology,botany) small genus of evergreen resinous trees or shrubs of warm and tropical America
Synonyms: genus_Guaiacum
Related terms: rosid_dicot_genus Zygophyllaceae bastard_lignum_vitae lignum_vitae