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Webster 1913 Edition


Astragalus

‖

As-trag′a-lus

,
Noun.
[L. See
Astragal
.]
1.
(Anat.)
The ankle bone, or hock bone; the bone of the tarsus which articulates with the tibia at the ankle.
2.
(Bot.)
A genus of papilionaceous plants, of the tribe
Galegeæ
, containing numerous species, two of which are called, in English,
milk vetch
and
licorice vetch
.
Gum tragacanth
is obtained from different oriental species, particularly the
Astragalus gummifer
and
Astragalus verus
.
3.
(Arch.)
See
Astragal
, 1.