ogham

noun

ˈä-gəm  ˈō-  ˈō(-ə)m 

variants or ogam

: the alphabetic system of fifth and sixth century Irish in which letters are represented by notches for vowels and lines for consonants and which is cut into certain tombstones

oghamic

ä-ˈgä-mik 

ō-;

ˈō-(ə-)mik 

adjective

oghamist

ˈä-gə-mist 

ˈō-;

ˈō-(ə-)mist 

noun

Word History

Etymology

Irish ogham, from Middle Irish ogom, ogum

First Known Use

1729, in the meaning defined above