Tinne is the Irish name of the eighth letter of the Ogham alphabet, ᚈ, meaning "ingot" or "iron bar". Its phonetic value is [t].
Bríatharogam In the medieval kennings, called Bríatharogam or Word Ogham the verses associated with Tinne are:
trian roith - "one of three parts of a wheel" in the Word Ogham of Morann mic Moín
smiur gúaile - "marrow of (char)coal" in the Word Ogham of Mac ind Óc
trian n-airm - "one of three parts of a weapon" in the Word Ogham of Culainn.Auraicept na n-Éces Calder, George, Edinburgh, John Grant (1917), reprint Four Courts Press (1995),
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