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n. often ABCs
1. The alphabet: learned her ABCs when she was three years old.
2. The rudiments of reading and writing.
3. The rudiments of a subject: taught the ABCs of geometry.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


or ABCs


n. (used with a pl. v.)
1. the alphabet.
2. the basic skills of spelling, reading, and writing.
3. the basic facts, principles, or skills of any subject.
Also, ABC (for defs. 1,3).
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ABCs - the elementary stages of any subject (usually plural)ABCs - the elementary stages of any subject (usually plural); "he mastered only the rudiments of geometry"
basic principle, fundamental principle, fundamentals, basics, bedrock - principles from which other truths can be derived; "first you must learn the fundamentals"; "let's get down to basics"
plural, plural form - the form of a word that is used to denote more than one
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
"Now, madam, these triangles are equal; please note that the angle ABC..."
If ever Miss Rachel marries, Chailey, pray that she may marry a man who doesn't know his ABC."
(26) In light of the many advantages of ABCs to small
surprising that ABCs have not seen more widespread use outside of a
ABCs are currently in a unique position because they
have found the process a useful tool." (27) In doing so, ABCs have
the states that find ABCs to be a useful tool and the states that
rarely, if ever, use ABCs has increased and will continue to increase if
This Note evaluates the different approaches to ABCs across the
argues that a state would enhance the benefits of ABCs and minimize the