In Irish mythology, Dian Cecht was a god of healing. He was the healer for the Tuatha Dé Danann and the father of Cian. The mythology of pre-Christian Ireland did not entirely survive the conversion to Christianity, but much of it was preserved, shorn of its religious meanings, in medieval Irish literature, which represents the most extensive and best preserved of all the branches of Celtic mythology. ... The Tuatha Dé Danann (peoples of the goddess Danu or erroneously tribe of Dan) were the fifth group of inhabitants of Ireland according to the Lebor Gabála Érenn (Book of Invasions) tradition. ... In Irish mythology, Cian (long, enduring), son of Dian Cecht of the Tuatha Dé Danann, is best known as the father of Lug by the Fomorian princess Ethniu. ...

He blessed a well called Slane so that the Tuatha Dé could bathe in when wounded; they became healed and continued fighting. It would heal any wound but decapitation. Slane (Baile Shláine in Irish) is an ancient town on the River Boyne in County Meath, Ireland. ... The Beheading of Cosmas and Damian, by Fra Angelico Decapitation (from Latin, caput, capitis, meaning head), or beheading, is the removal of a living organisms head. ...

He made King Nuada's silver arm. Dian Cecht's son, Miach, replaced the silver arm with an arm of flesh and blood; Dian Cecht killed him out of professional envy. In Irish mythology, Nuada, Nuadu (later Nuadha, Nuadhu, genitive Nuadat), known by the epithet Airgetlám (Silver Hand/Arm), was a king of the Tuatha Dé Danann. ... In Irish mythology, Miach was a son of Dian Cecht of the Tuatha Dé Danann. ...

Dian Cecht's healing powers were invoked in Ireland as late as the 8th century. (7th century — 8th century — 9th century — other centuries) Events The Iberian peninsula is taken by Arab and Berber Muslims, thus ending the Visigothic rule, and starting almost 8 centuries of Muslim presence there. ...

Etymology

According to Dr. John Koch at the University of Wales, The name ‘Diancecht’ may be derived from a Proto-Celtic compound lexeme such as *Dein-jikkā-φitus, which would have meant ‘quick-healing nourishment.’ The Brittonic form of this name would therefore have been similar to*Dēnīccāhitus. According to this theory, the compound would have developed in Old Irish as Diancecht before being later re-analysed as two separate words, as in the form Dian Cecht. Etymology is the study of the origins of words. ... Proto-Celtic, also called Common Celtic, is the putative ancestor of all the known Celtic languages. ... Definition A lexeme is an abstract unit of morphological analysis in linguistics, that roughly corresponds to a set of words that are the same in basic meaning. ... The Brythonic languages (or Brittonic languages) form one of the two branches of the Insular Celtic language family. ...