Definition from Wiktionary, the free dictionary
See also: Achilles' tendon
Calque of New Latin Achillis tendo, a term devised by the Dutch anatomist Philip Verheyden in 1693 in reference to the mythological account of Achilles being held by the heel when dipped in the River Styx.
- (anatomy) The strong tendon formed of the united tendons of the large muscles in the calf of the leg, and inserted into the bone of the heel.
strong tendon in the calf of the leg