Eisteddfod n. : Am assembly or session of the Welsh bards; an annual congress of bards, minstrels and literati of Wales, -- being a patriotic revival of the old custom.

Example:
How do I enter a poetry competition for the Welsh National Eisteddfod?

Taxonomy
eisteddfod, eisteddfodau, Welsh, National Eisteddfod, competitions, festival, prize, revival, National Eisteddfod of Wales, Urdd Eisteddfod, International Eisteddfod, music, Welsh bards, free encyclopedia, poetry, Wales, poet, organised.

Defination from the web:
Eisteddfod is a matter of much debate among scholars, but boards for the judging of poetry definitely existed in Wales from ... A chair at the Lord's table was awarded to the best poet and musician, a tradition that prevails in the modern day National Eisteddfod. ...