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Related to pastern: Pasternack
1. The part of a horse's foot between the fetlock and hoof.
2. An analogous part of the leg of a dog or other quadruped.
[Alteration of Middle English pastron, hobble, pastern, from Old French pasturon, diminutive of pasture, pasture, tether, alteration of *pastoire, from Latin pāstōria, feminine sing. of pāstōrius, of herdsmen, from pāstor, shepherd; see pastor.]
1. (Zoology) the part of a horse's foot between the fetlock and the hoof
2. (Zoology) Also called: fetter bone either of the two bones that constitute this part
[C14: from Old French pasturon, from pasture a hobble, from Latin pāstōrius of a shepherd, from pastor]
the part of the foot of a horse, cow, etc., between the fetlock and the hoof.