guaiacum

n 1: medicinal resin from the lignum vitae tree

2: hard greenish-brown wood of the lignum vitae tree and other

trees of the genus Guaiacum [syn: {lignum vitae}, {guaiac}]

3: small genus of evergreen resinous trees or shrubs of warm

and tropical America [syn: {Guaiacum}, {genus Guaiacum}]