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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