
1) Gastrocnemius muscle 2) Skeletal muscle 3) Striated muscle
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https://www.crosswordclues.com/clue/gastrocnemius

• (n.) The muscle which makes the greater part of the calf of the leg.
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http://thinkexist.com/dictionary/meaning/gastrocnemius/

<anatomy, muscle> Origin, by two heads (lateral and medial) from the lateral and medial condyles of the femur; insertion, with soleus by tendo calcaneus into lower half of posterior surface of calcaneus; action, plantar flexion of foot; nerve supply, tibial. ... Synonym: musculus gastrocnemius, gastrocnemius. ... (05 Mar 2000) ...
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http://www.encyclo.co.uk/local/20973
Gas`troc·ne'mi·us noun [ New Latin , from Greek ... the calf of the leg.]
(Anat.) The muscle which makes the greater part of the calf of the leg.
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http://www.encyclo.co.uk/webster/G/12

Type: Term Pronunciation: gas′trok-nē′mē-ŭs Synonyms: gastrocnemius (muscle)
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http://www.medilexicon.com/medicaldictionary.php?t=36406
(muscle) Type: Term Definitions: 1. superficial muscle of posterior (plantar flexor) compartment of leg; origin, by two heads (lateral and medial) from the lateral and medial condyles of the femur; insertion, with soleus by tendo calcaneus into lower half of posterior surface of calcaneus; action, plantar flexion of foot; nerve s...
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http://www.medilexicon.com/medicaldictionary.php?t=56774

The gastrocnemius muscle extends the length of the leg from the knee joint to the ankle joint. It consists of a lateral head (caput laterale), a medial head (caput mediale), and their single tendon of insertion. Each head is a thick muscular column, separated from the other by the back of the knee. As they descend, they come together. The medial he...
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http://www.probertencyclopaedia.com/browse/EG.HTM

[
n] - the muscle in the back part of the leg that forms the greater part of the calf
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http://www.webdictionary.co.uk/definition.php?query=gastrocnemius

gaster, belly; kneme, leg; the bulge of the leg.
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https://aclandanatomy.com/Glossary.aspx
gastrocnemius muscle 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
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https://www.encyclo.co.uk/local/20974

Greek gaster = belly, and kneme = leg, hence, the bulging muscle of the calf.
Found on
https://www.encyclo.co.uk/local/21450
No exact match found.