How to say "alphabet" in Japanese

• アルファベットCommon
  nounRefers to the alphabet itself: the set of letters used to write words. As the common word, this is the natural choice in most contexts, from learning the letters to discussing writing systems.
  アルファベットを大文字だいもんじで書かきなさい。↗

  Write the alphabet in capitals.
• ＡＢＣエー・ビー・シー
  nounCovers the 'ABCs' sense: the letters A, B, C as first learned, or the rudiments of a subject. A less common word — for the alphabet itself, アルファベット is the usual choice.

Use 「アルファベット」 for the alphabet itself as a set of letters or writing system; ＡＢＣ, a less common word, is really the ABCs — the letters as first learned or the rudiments of a subject.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• アルファベットalphabet
• ＡＢＣエー・ビー・シーalphabet