Definition of Achilles heel in English:

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Achilles heel

Pronunciation: /əkɪliːz ˈhiːl/


A weakness or vulnerable point: the Achilles' heel of the case for nuclear power remains the issue of the disposal of waste
More example sentences
  • This is my one weakness, my Achilles' heel, if you will.
  • It seems to me that we have come to accept death on Earth as part of our human flaw, as our Achilles' heel.
  • In the circumstances, worrying about being thought mad or humourless seems a peculiar Achilles' heel.
weak spot, weak point, weakness, vulnerable spot, soft underbelly, shortcoming, failing, imperfection, flaw, defect, deficiency, fault, foible, chink in one's armour;
downfall, undoing, nemesis, Waterloo


Early 19th century: alluding to the vulnerability of Achilles.

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Line breaks: Achil|les heel

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