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Related to Achilles' tendon: Achilles tendinitis
|n.||1.||(Anat.) The strong tendon formed of the united tendons of the large muscles in the calf of the leg, an inserted into the bone of the heel; - so called from the mythological account of Achilles being held by the heel when dipped in the River Styx.|
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.