Search Result for "achilles": 
Wordnet 3.0

NOUN (1)

1. a mythical Greek hero of the Iliad; a foremost Greek warrior at the siege of Troy; when he was a baby his mother tried to make him immortal by bathing him in a magical river but the heel by which she held him remained vulnerable--his `Achilles' heel';


The Collaborative International Dictionary of English v.0.48:

Achilles \Achilles\ n. 1. a mythical Greek hero of the Iliad; a foremost Greek warrior at the seige of Troy. [WordNet 1.5]
WordNet (r) 3.0 (2006):

Achilles n 1: a mythical Greek hero of the Iliad; a foremost Greek warrior at the siege of Troy; when he was a baby his mother tried to make him immortal by bathing him in a magical river but the heel by which she held him remained vulnerable--his `Achilles' heel'