Quinzaine refer to a period during which parliament met according to a Writ of Summons by the King. A specific example would be 1257 parliamentum for which the Rolls were latterly destroyed, probably by fire in 19th or 20th centuries. Its significance lay in the Charters used to confirm parliament's right to sit and be summoned at a specific date. "Parliamntum" or "parliamentum generalissimum" could be called every quarter, that coincided with Hilary, Easter, Trinity and Michaelmas terms, which also happened to be the legal terms for the Inns of Courts in Westminster and London. The quaint term of quindene was
Traditional Welsh poetic metres virtuosity dating to the end of the Middle Ages. The twenty four traditional Welsh poetic meters are: Traditional Welsh poetic metres The traditional Welsh poetic meters consist of twenty four different types of poetic meter, called Y Pedwar Mesur ar Hugain in Welsh. They are all written in cynghanedd of varying degrees of complexity. Although called "traditional," they were compiled – and later redefined at least once – in the Late Middle Ages and omit some of the older forms such as the "englyn milwr". Only a few of them were widely used by the professional poets ("Beirdd yr Uchelwyr"),