{ A′be‐ce‐da″ri‐an, A′be‐ce″da‐ry (�), } a. Pertaining to, or formed by, the letters of the alphabet; alphabetic; hence, rudimentary.
Abecedarian psalms, hymns, etc., compositions in which (like the 119th psalm in Hebrew) distinct portions or verses commence with successive letters of the alphabet. Hook.