Origin of helo
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for helos
No known terrestrial element gave such a line and he named the new element which he deduced helium, from Helos, the sun.
By the revolt of two Sclavonian tribes, in the neighborhood of Helos and Lacedmon, the peace of the peninsula was often disturbed.
The invading army broke up from their ground, and marched off on the road to Helos and Gytheum.Hellenica