from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a poem having lines beginning with letters of the alphabet in regular order
from Wiktionary, Creative Commons Attribution/Share-Alike License
(borrowed) New Latin abecedarius, from Late Latin
Indeed, a new type of rhythm, based on accent, was about to develop from the new pronunciation; St. Augustine gives an example of it in his "psalmus abecedarius."