Definify.com
Webster 1913 Edition
Guaiacum
Gua′ia-cum
,Noun.
[NL., fr. Sp.
guayaco
, from native name in Haiti.] 1.
(Bot.)
A genus of small, crooked trees, growing in tropical America.
2.
The heart wood or the resin of the
Guaiacum officinale
or lignum-vitæ, a large tree of the West Indies and Central America. It is much used in medicine. [Written also
guaiac
.] Webster 1828 Edition
Guaiacum
GUAIACUM
,Noun.