gastrocnemius
Gastrocnemius (noun) means the muscle at the back of the calf, which connects to the Achilles tendon at the heel. Example: “He strained his gastrocnemius while sprinting for the bus.”
How to use gastrocnemius
Learner’s notesIn plain EnglishThe main muscle at the back of your calf.
It is an anatomical term, more common in medical and sporting settings than in everyday speech.
Fill the gap
Can you complete this real example?
He strained his _____ while sprinting for the bus.
Etymology
The word was borrowed in the 1670s from New Latin, which took it from the Ancient Greek gastroknēmía, meaning calf of the leg. The Greek combines gastḗr, meaning belly, with knḗmē, meaning leg.