n.
Pronunciation: ˌ ā -( ˌ )b ē - ' s ē
Function: noun
Inflected Form: plural ABC's or ABCs \ - ' s ē z \
Date: 13th century
1 : ALPHABET ― usually used in plural
2 a : the rudiments of reading, writing, and spelling ― usually used in plural b : the rudiments of a subject ― usually used in plural