[al-fuh-bet-i-kuh l or al-fuh-bet-ik]
- in the order of the letters of the alphabet: alphabetical arrangement.
- pertaining to, expressed by, or using an alphabet:alphabetical writing.
Origin of alphabetical
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- in the conventional order of the letters or symbols of an alphabet
- of, characterized by, or expressed by an alphabet
Word Origin and History for non-alphabetical
Online Etymology Dictionary, © 2010 Douglas Harper