Origin of abecedary
1570–80; < Late Latin abecedārius (a + be + ce + d(e) + -ārius -ary)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Related Words for abecedarylecturer, supervisor, scholar, assistant, professor, tutor, coach, educator, instructor, schoolteacher, trainer, adviser, preceptor, pundit, mentor, pedagogue, teach, disciplinarian, guide, abecedary
"primer, alphabet table," mid-15c., from Medieval Latin abecedarium "an ABC book," neuter of adjective abecedarius, used as a noun, from the first four letters of the Latin alphabet. Abecedarian (adj.) is attested from 1660s.
Online Etymology Dictionary, © 2010 Douglas Harper