alphabet, Irish
aibghitir, Old Irish
abbgitir, from Late Latin
abgetorium,
abecedarium, the
a,
b,
c,
d, ar alphabet. A dialectic form,
aibirsidh, comes from the old learning system, beginning "A per se",
a by itself=
a,
English apersie. Analogised to
caibideal (Meyer).