1.Definition: hard greenish-brown wood of the lignum vitae tree and other trees of the genus Guaiacum

Related Noun(s):guaiac, guaiacum

Category: Plants

2.Definition: small evergreen tree of Caribbean and southern Central America to northern South America; a source of lignum vitae wood, hardest of commercial timbers, and a medicinal resin

Related Noun(s):guaiacum officinale

Category: Plants