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 (găs′trŏk-nē′mē-əs, găs′trə-)
n. pl. gas·troc·ne·mi·i (-mē-ī′)
The largest, most prominent muscle of the calf of the leg, the action of which extends the foot and bends the knee.

[New Latin gastrocnēmius, from Greek gastroknēmiā, calf of the leg : gastro-, belly (from its bellylike shape); see gastro- + knēmē, leg.]


the largest muscle of the calf of the leg


(ˌgæs trɒkˈni mi əs, ˌgæs trəˈni-)

n., pl. -mi•i (-miˌaɪ)
the largest muscle of the calf of the leg, arising on the femur and merging with the Achilles tendon.
[1670–80; < New Latin gastrocnēmius (musculus) < Greek gastroknēmía calf =gastro- gastro- + -knēmia, derivative of knḗmē lower leg, tibia]
gas`troc•ne′mi•al, gas`troc•ne′mi•an, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.gastrocnemius - the muscle in the back part of the leg that forms the greater part of the calfgastrocnemius - 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
skeletal muscle, striated muscle - a muscle that is connected at either or both ends to a bone and so move parts of the skeleton; a muscle that is characterized by transverse stripes
calf, sura - the muscular back part of the shank


n gastrocnemio, músculo gemelo
References in periodicals archive ?
Eligible patients were randomized (1:1:1) to injections of ABO 10U/kg/leg, ABO 15U/kg/leg or placebo into the gastrocnemius and soleus muscles (one or both legs injected).
Baker's cysts are situated between the medial head of the gastrocnemius muscle and the insertion of the semimembranous muscle.
On the contrary, other authors obtained only an electrical activity of Gastrocnemius Medialis increased during an execution of a vertical jump but that excluded, however, a performance improvement (9).
To determine the bulk of the soleus muscle, resisted plantar flexion was adopted and the vibrator was applied midway between the two heads of the gastrocnemius muscle on the bulk of the soleus.
The setup included two sets of two electrodes placed over the quadriceps, hamstrings, tibialis anterior, and gastrocnemius muscles bilaterally in a cephalad and caudal pattern, for a total of16 electrodes.
Regional differences in expression of VEGF mRNA in rat gastrocnemius following 1 hr exercise or electrical stimulation.
At the time of injury, patient was treated via wound debridement, skin grafts, gastrocnemius free flap, and a spanning external fixator, which was later converted to a hybrid non-spanning external fixator below the knee.
In stretching of the gastrocnemius muscle, there was no observed reduction in injury rates.
Other regional considerations include a ruptured popliteal cyst, soft tissue haematoma or mass, chronic exertional compartment syndrome, gastrocnemius tear, or lymphoedema.
The stretches and exercises here all target the lower leg and will keep the muscles in your calves (both gastrocnemius and soleus muscles) strong.