The term heel achilles refers to the Achilles tendon, which is a strong fibrous cord that connects the calf muscles to the heel bone. Some common synonyms for heel Achilles include calcaneal tendon, tendo calcaneus, and triceps surae tendon. The term calcaneal tendon derives from the Latin word "calcaneus," which means heel bone. Tendo calcaneus is another Latin-based term that directly translates to "heel tendon." Triceps surae tendon refers to the three-headed calf muscle in which the Achilles tendon originates. Knowing these synonyms for heel Achilles can make it easier to understand and communicate about injuries or conditions related to this vital tendon.