noun, plural as·trag·a·li [a-strag-uh-lahy] /æˈstræg əˌlaɪ/. Zoology.
Origin of astragalus
Examples from the Web for astragalus
The gummy exudation of the Astragalus verus, hardened by the air.
Backward dislocation is prevented by the articular surface of the astragalus being broader in front than behind.
Accidentally the writer found that Sprengel had reported the presence of barium in Astragalus exscapus, a closely allied plant.Barium, A Cause of the Loco-Weed Disease|Albert Cornelius Crawford
If there is extensive comminution of the os calcis or astragalus, the malleoli may be a little lower than normal.Surgery, with Special Reference to Podiatry|Maximilian Stern
However, in every instance if there is involvement of the tibial tarsal (astragalus) bone, complete recovery is highly improbable.Lameness of the Horse|John Victor Lacroix