Lewis and Short Latin Lexicon

ăbĕcĕdārĭus, a, um a, b, c, d, belonging to the alphabet, alphabetical (late Lat.).

IAdj.: psalmi, Aug. Retract. 1, 20. —

IISubst.

A ăbĕcĕdāĭus, ĭi, m., one who learns the a, b, c (eccl. Lat.). —

B ăbĕcĕdārĭa, ae, f., elementary instruction, Fulg. Myth. 3, 10. —

Căbĕ-cĕdārĭum, ĭi, n., a, b, c, the alphabet (eccl. Lat.).