plantar calcaneocuboid ligament
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plan·tar cal·ca·ne·o·cu·boid lig·a·ment[TA]
a strong band that passes forward and medially from the plantar surface of the calcaneus to the cuboid bone, actually forming a part of the articular capsule of the calcaneocuboid joint; the shorter, deeper portion of the long plantar ligament.
Synonym(s): ligamentum calcaneocuboideum plantare [TA]