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guaiacum    
n. 愈疮木

愈疮木

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 [synonym: {lignum vitae}, {guaiac},
{guaiacum}]
3: small genus of evergreen resinous trees or shrubs of warm and
tropical America [synonym: {Guaiacum}, {genus Guaiacum}]

Guaiacum \Gua"ia*cum\, n. [NL., fr. Sp. guayaco, from native
name in Haiti.]
1. (Bot.) A genus of small, crooked trees, growing in
tropical America.
[1913 Webster]

2. The heart wood or the resin of the {Guaiacum officinale}
or lignum-vit[ae], a large tree of the West Indies and
Central America. It is much used in medicine. [Written
also {guaiac}.]
[1913 Webster]


Lignum-vitae \Lig"num-vi"tae\ (l[i^]g"n[u^]m v[imac]"t[=e]), n.
[L., wood of life; lignum wood vita, genitive vit[ae],
life.] (Bot.)
A tree ({Guaiacum officinale}) found in the warm latitudes of
America, from which the {guaiacum} of medicine is procured.
Its wood is very hard and heavy, and is used for various
mechanical purposes, as for the wheels of ships' blocks,
cogs, bearings, and the like. See {Guaiacum}.
[1913 Webster]

Note: In New Zealand the {Metrosideros buxifolia} is called
lignum-vit[ae], and in Australia a species of {Acacia}.
The bastard lignum-vit[ae] is a West Indian tree
({Sarcomphalus laurinus}).
[1913 Webster]


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