Dictionary.com
Thesaurus.com

ABC

1 American  
[ey-bee-see] / ˈeɪˌbiˈsi /

noun

plural

ABC's, ABCs
  1. ABC's.


ABC 2 American  

abbreviation

  1. Trademark. American Broadcasting Companies: a television and radio network.

  2. atomic, biological, and chemical.

    ABC warfare.


A.B.C. 3 American  

abbreviation

  1. Advance Booking Charter.

  2. Alcoholic Beverage Control.


ABC 1 British  

abbreviation

  1. (formerly, of weapons or warfare) atomic, biological, and chemical

  2. Australian Broadcasting Corporation

  3. American Broadcasting Company

  4. Audit Bureau of Circulation

  5. Australian-born Chinese: a person with Chinese parents, born and raised in Australia

  6. American-born Chinese: a person with Chinese parents, born and raised in the US

  7. acceptable behaviour contract: a voluntary written agreement between someone who has been involved in anti-social behaviour and a local agency such as a housing association, council, or police

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

ABC 2 British  

noun

  1. (plural in US) the rudiments of a subject

  2. an alphabetical guide to a subject

  3. (often plural in US) the alphabet

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The pair will also visit the capital Canberra, national broadcaster ABC said.

From Barron's • Apr. 14, 2026

This year’s ABC telecast averaged 17.9 million viewers, a 9% drop from last year’s 19.7 million viewers on ABC and Hulu.

From Los Angeles Times • Apr. 7, 2026

Though the entire season had been taped, ABC nixed the premiere, and “Secret Lives” also paused production.

From Los Angeles Times • Apr. 6, 2026

That prompted ABC to call off the premiere days before it was set to run.

From The Wall Street Journal • Apr. 3, 2026

One of the more successful attempts–commercially at least–was The ABC of Relativity by the mathematician and philosopher Bertrand Russell.

From "A Short History of Nearly Everything" by Bill Bryson