Thesaurus
ABC
ABC
noun
Definition of ABC
usually ABC's or ABCs pl general or basic truths on which other truths or theories can be based <a book on the ABCs of computer usage>
Related Words basis, bedrock, cornerstone, foundation, groundwork, keystone, underpinning; nitty-gritty; belief, canon, doctrine, dogma, faith, philosophy; axiom, law, precept, tenet; rule, standard; theorem
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