• synonyms


or ABCs

noun (used with a plural verb)
  1. Also ABC. the alphabet.
  2. the basic skills of spelling, reading, and writing: learning the ABC's in the early grades of school.
  3. Also ABC. the basic or elementary facts, principles, etc., of a subject: the ABC's of electricity.
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noun, plural ABC's, ABCs.
  1. ABC's(defs 1, 3).
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  1. Trademark. American Broadcasting Companies: a television and radio network.
  2. atomic, biological, and chemical: ABC warfare.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for abc's

case, specific, article, fact, circumstance, rundown, picture, story, thing, nitty-gritty, specification, point, feature, scoop, element, item, cue, score, know, gospel

British Dictionary definitions for abc's


  1. (plural in US) the rudiments of a subject
  2. an alphabetical guide to a subject
  3. (often plural in US) the alphabet
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abbreviation for
  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 Australian-born Chinese: a person with Chinese parents, born and raised in Australia
  6. US American-born Chinese: a person with Chinese parents, born and raised in the US
  7. British 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
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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

Word Origin and History for abc's


"the alphabet," late 13c., abece. Sense "rudiments or fundamentals (of a subject)" is from late 14c. From 1944 (in a "Billboard" headline) as a shortening of American Broadcasting Company. Related: ABCs.

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Online Etymology Dictionary, © 2010 Douglas Harper