- classical myth a river god who changed into a snake and a bull while fighting Hercules but was defeated when Hercules broke off one of his horns
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Examples from the Web for achelous
Judging from the ornaments and images, this must be a spot sacred to Achelous and the Nymphs.Phaedrus
Philip is joined by the Acarnanians, and marches to the Achelous.
The other stranger was Achelous, god of the Calydonian River.
Behold me, the god Achelous, the powerful King of the Waters!
Long they bravely wrestled and fought; till at length Hercules by his might overcame Achelous and bore him to the ground.