Word of the Day - astragalus

astragalus

/əˈstraɡ(ə)ləs/
noun
1 Zoology
another term for talus (ankle bone)
1.1 astragalihistorical Small bones used as dice.
2 A plant of a genus that includes milk vetch.
Genus Astragalus, family Leguminosae

Origin
Mid 16th century: via Latin from Greek astragalos ‘ankle bone, moulding’, also the name of a plant.

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It intrigues me that the astragalus bone isn't either of the projecting points (lateral and medial malleoli) I see when I look at someone's beautiful ankles.