Examples from the Web for amphictyonic
We should almost as soon expect to see an amphictyonic council to regulate the affairs of the whole globe.The United States and Latin America|John Holladay Latan
And that federalism was not ethically higher than the spirit of the ancient Amphictyonic oath, preserved by Æschines.The Evolution of States|J. M. Robertson
The Amphictyonic assembly held one of its half-yearly meetings near the temple of Pytho, the other at Thermopylæ.
And on this account the Scyrians were formerly condemned by the Amphictyonic council.The Rights of War and Peace|Hugo Grotius
It seems that this use of the name (generally employed of the deputies to the Amphictyonic council) was peculiarly Dorian.