According to one Welsh tradition, Afallach was the father of Modron. The Welsh redactions of Geoffrey of Monmouth's Historia Regum Britanniae associate him with the Insula Avalonsis (Island of Avalon), but this is fanciful medieval etymology and it is more likely his name derives from the Welsh word afall (modern Welsh afal "apple") (see below).[1] Welsh mythology, the remnants of the mythology of the pre-Christian Britons, has come down to us in much altered form in medieval Welsh manuscripts such as the Red Book of Hergest, the White Book of Rhydderch, the Book of Aneirin and the Book of Taliesin. ... In Welsh mythology, Modron (divine mother) was a daughter of Avalloc, derived from the Gaul goddess Dea Matrona. ... Wikisource has original text related to this article: Geoffrey of Monmouth Geoffrey of Monmouth (c. ... Geoffrey of Monmouths Historia Regum Britanniæ (English: The History of the Kings of Britain) was written around 1136. ... The Last Sleep of Arthur by Sir Edward Burne-Jones Avalon (probably from the Celtic word abal: apple; see Etymology below) is a legendary island somewhere in the British Isles, famous for its beautiful apples. ... Welsh redirects here, and this article describes the Welsh language. ...
Etymology
This theonym appears to be derived from Proto-Celtic *aballo- meaning "apple".[2] The Proto-Celtic language, also called Common Celtic, is the putative ancestor of all the known Celtic languages. ... This article refers to the typographical symbol. ...
References
^ Bernhard Maier, Dictionary of Celtic Religion and Culture (trans. Cyril Edwards, The Boydell Press, 1997).
^ Proto-Celtic—English lexicon and English—Proto-Celtic lexicon. University of Wales Centre for Advanced Welsh and Celtic Studies. (See also this page for background and disclaimers.) Cf. also the University of Leiden database.