ABC Synonyms: 31 Similar and Opposite Words

ABC

noun

ˌā-(ˌ)bē-ˈsē

Definition of ABC

as in principles

usually ABC's or ABCs plural general or basic truths on which other truths or theories can be based a book on the ABCs of computer usage

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Recent Examples of Synonyms for ABC

Noun

Let’s hope Newcastle are not deep in the manosphere, but rather fans of the Greek alphabet — of which alpha is the first letter.

— Eduardo Tansley, New York Times, 4 Sep. 2026
Divya Lagisetti and Holden Prosser are lucky that their last names rest close to each other in the alphabet.

— Shelby Wax, Vogue, 1 Sep. 2026

Definition of alphabet

Noun

Insights gained from the pilot project will form the basis for a potential future application of these materials in series-production battery cells.

— Prabhat Ranjan Mishra, Interesting Engineering, 19 Sep. 2026
Venable hasn’t diverged from his early-season strategy of using his relievers early and often and employing openers on a semiregular basis.

— Paul Sullivan, Chicago Tribune, 19 Sep. 2026

Definition of basis

Noun

Students at Pine Grove studied reading, grammar, math, geography, art, music — and history.

— Nora Oakes Howard, Hartford Courant, 16 Sep. 2026
Cantonese uses different grammar than Mandarin, as well as different vocabulary, particularly in the city of Hong Kong, where speakers often switch between English and Cantonese words, sometimes in the same sentence.

— Nicholas Gordon, Fortune, 27 Aug. 2026

Definition of grammar

Noun

These chemical molecules selectively bind with particular rare earth elements during processing, helping operators separate them from mixed feedstocks.

— Atharva Gosavi, Interesting Engineering, 19 Sep. 2026
From Ryan and Myers to directors Adam Arkin, guest starring as a shady lawyer to boot, and Nina Lopez-Corrado, everybody on American Hostage deserves credit for introducing all these good elements.

— Daniel Fienberg, HollywoodReporter, 19 Sep. 2026

Definition of elements

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“ABC.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ABC. Accessed 20 Sep. 2026.

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Synonyms of ABC

noun

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