I. noun (plural ~'s or ~s) Date: 13th century alphabet , 2. the rudiments of reading, writing, and spelling, the rudiments of a subject, II. abbreviation American Bowling Congress, American Broadcasting Companies, Australian Broadcasting Corporation
ABC
Meaning of ABC in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012