ogam
/ˈoʊɡəm/
noun
- An ancient alphabet used primarily for writing the early Irish language, consisting of a series of lines and notches carved on stone or wood.
- Scholars study ogam to understand early Irish history and language.
- Ogam is sometimes called the 'Celtic tree alphabet' because each letter is named after a tree.
- The museum displayed a stone inscribed with ogam from the 5th century.