gastrocnemius Meaning, Definition & Usage

  1. noun the muscle in the back part of the leg that forms the greater part of the calf; responsible for the plantar flexion of the foot
    gastrocnemius muscle.

WordNet

Gas`troc*ne"mi*us noun
Etymology
NL., from Gr. the calf of the leg.
Definitions
  1. (Anat.) The muscle which makes the greater part of the calf of the leg.

Webster 1913