The use of ogham was partially practised in the Christian period for sepultural purposes, being venerable and sacred from time.
This was our ogham, which the Gauls had borrowed from us, as you will see by note, p. 420.
Each practice is quite as primitive an effort of nature as the ogham of the Celtic bard.
This is called the ogham alphabet which has had a very strange and curious history.
Killarney is rich in ogham inscriptions, in curious old remains and relics (utilized hitherto by mason and builder).
The ogham alphabet was in use in Ireland in pre-Christian times, and many sepulchral inscriptions in it still remain.
Yet the ogham score was all the time contained in the Book of Ballymote, and the key to its interpretation also.
Whether the ogham was a native alphabet or a derivative from another, it was at first employed only to a limited extent.
ogham, a sort of writing often used on tombstones to mark the names of the persons buried.
The alphabet of the Irish bard may have been the Beith-luis-nion, represented by the ogham character, of which more hereafter.
also ogam, ancient Irish form of writing, 1620s, from Irish ogham, from Old Irish ogam, said to be from name of its inventor, Ogma Mac Eladan. But this appears to be from Celt. *Ogmios, perhaps from PIE *og-mo- "furrow, track," thus metaphorically "incised line." This could be the source of the name of the writing style, which looks like a series of cuts or incised lines, and the inventor's name thus might be folk etymology. Related: Oghamic.