Astragalus
ahd-5
noun.
The dried root of the East Asian herb
Astragalus membranaceus
of the pea family, used in herbal medicine.
noun.
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noun.
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noun.
The
talus
.
noun.
An
herb
of
genus
Astragalus
.
Word Usage
"The weight of the body falls perpendicularly on the astragalus, which is the key-bone or crown of the arch."
Form
astragal
astragalar