D defs.my
Entry 1 sense Webster, 1913

Achilles' tendon

/ək-ĭl'-ēz tĕn'-dən/ · A·chil·les' ten·don · IPA
01 n. 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 ca…
  1. 1.
    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.(Anat.)