
1) Ah and OMG in old writing 2) Ancient irish alphabet 3) Archaic irish script 4) Celtic characters 5) Early British Isles script 6) Irish alphabetic system 7) Irish writing of old 8) Obsolete writing system 9) Old alphabetic script 10) Old irish alphabet 11) Old Irish alphabet system 12) Old irish writing
Found on
https://www.crosswordclues.com/clue/ogham

Ogham əm (Modern Irish ˈoːm or ˈoːəm; ogam ˈɔɣam) is an Early Medieval alphabet used primarily to write the early Irish language (in the so-called `orthodox` inscriptions, 4th to 6th centuries), and later the Old Irish language (so-called scholastic ogham, 6th to 9th centuries). There are roughly 400 surviving orthodox inscriptions on s.....
Found on
http://en.wikipedia.org/wiki/Ogham
[Unicode block] Ogham is a Unicode block containing characters for representing Old Irish inscriptions. ...
Found on
http://en.wikipedia.org/wiki/Ogham_(Unicode_block)

• (n.) A particular kind of writing practiced by the ancient Irish, and found in inscriptions on stones, metals, etc.
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http://thinkexist.com/dictionary/meaning/ogham/

Early Celtic alphabet, comprising in its basic form 20 letters made up of straight lines at a right angle or an oblique angle to a base line. It has been found in Cornwall, Wales, and Scotland, and...
Found on
http://www.encyclo.co.uk/local/20688

Celtic equivalent of the Teutonic runes. The ancient alphabet of the Celtic people.
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http://www.encyclo.co.uk/visitor-contributions.php
Og'ham noun [ Ir.] A particular kind of writing practiced by the ancient Irish, and found in inscriptions on stones, metals, etc. [ Written also
ogam .]
Found on
http://www.encyclo.co.uk/webster/O/14

A type of alphabet current in Ireland and in the Irish settlements in Britain in the Dark Ages, a variant of which was used by the Picts (see p. 44).
Found on
https://www.encyclo.co.uk/local/20434
No exact match found.