Alcyoneus
[al-sahy-uh-nyoos, -nuh s]
noun Classical Mythology.
a giant who threw a stone at Hercules and was killed when Hercules hit the stone back with his club.
a giant who, invulnerable in his own country, was dragged by Hercules to another country and there killed.
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019