Achilles

American  

[uh-kil-eez] / əˈkɪl iz /

noun

Classical Mythology.

1. the greatest Greek warrior in the Trojan War and hero of Homer's Iliad. He killed Hector and was killed when Paris wounded him in the heel, his one vulnerable spot, with an arrow.

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Achilles British  

/ ˌækɪˈliːən, əˈkɪliːz /

noun

1. Greek myth Greek hero, the son of Peleus and the sea goddess Thetis: in the Iliad the foremost of the Greek warriors at the siege of Troy. While he was a baby his mother plunged him into the river Styx making his body invulnerable except for the heel by which she held him. After slaying Hector, he was killed by Paris who wounded him in the heel

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Achilles Cultural  

1. In classical mythology, the greatest warrior on the Greek side in the Trojan War (see also Trojan War). When he was an infant, his mother tried to make him immortal by bathing him in a magical river, but the heel by which she held him remained vulnerable. During the Trojan War, he quarreled with the commander, Agamemnon, and in anger sulked in his tent. Eventually Achilles emerged to fight and killed the Trojan hero Hector, but he was wounded in the heel by an arrow and died shortly thereafter.

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Discover More

Achilles is the hero of Homer's Iliad.

People speak of an “Achilles' heel” as the one weak or sore point in a person's character.

The phrase “wrath of Achilles” refers to the hero's anger, which caused so much destruction that Homer refers to it as his main theme in the first line of the Iliad.

The Achilles tendon runs from the heel to the calf.

Other Word Forms

• Achillean adjective

Example Sentences

I was ready to crawl the rest of the way in to finish the stage if I had to, but a torn hamstring or Achilles tendon would end my race.

From The Wall Street Journal

Investors and policymakers should ask themselves whether the push into the retail space may turn out to be private credit’s Achilles’ heel.

From MarketWatch

Kelly was instead shown a straight red for being deemed to have committed a serious foul after he landed on the back of Yilmaz's Achilles following an aerial challenge with the forward.

From BBC

Woods missed all of the 2025 season as he recovered from a back surgery the previous year and surgery for a ruptured Achilles tendon in March.

From Los Angeles Times

He suffered severe leg injuries in a 2021 car crash before undergoing a back operation in September 2024 and suffering a ruptured Achilles tendon last March.

From BBC