AC/DC

/ˈeɪsiˌdisi/

//ˈeɪsiˌdisi// adj

"ac-dc" is a 4-letter English headword indexed on PlainSpell.

The verdict

“AC/DC” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.

Unranked
below top-frequency English
5
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Able to operate with either alternating current or direct current.

Corpus desk

Index EN-ac-dc · AC/DC · English

AC/DC · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MID 5 letters
  • VOW-1 1 vowel
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "A" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for AC/DC
PropertyValue
HeadwordAC/DC
LanguageEnglish
Part of speechAdjective
IPA/ˈeɪsiˌdisi/
Letters5
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “AC/DC” in English

AC/DCsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

AC/DC is uncommon English outside the top frequency list, classed as anadjective, transcribed /ˈeɪsiˌdisi/. Rarity is why readers land here mid-draft. 2 senses are on record.

Zero misspellings are on record for AC/DC in our index, since its letter sequence doesn't invite the usual edit-distance slips. Our dataset records no confusable match here, since its spelling is unusual enough that it doesn't cluster with a lookalike.

No borrowing history is documented for this entry, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct English form is AC/DC, spelled A-C-/-D-C.

Definition

  1. 1
    Able to operate with either alternating current or direct current.
  2. 2
    Bisexual.

Recorded use

Wiktionary examples

These source excerpts show how AC/DC appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Most everyone is AC/DC / Bisexuals on a loving spree
  2. I'm AC/DC and seek a gentle, full of energy, mid-30's gentleman who is also seekin companionship and knows the meaning of "LIFE," and is able to share it.

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "AC/DC"?
"AC/DC" is spelled A-C-/-D-C. The IPA pronunciation is /ˈeɪsiˌdisi/.
What does "AC/DC" mean?
As an adjective, "AC/DC" means: Able to operate with either alternating current or direct current.
How do you pronounce "AC/DC"?
The IPA (International Phonetic Alphabet) transcription for "AC/DC" is /ˈeɪsiˌdisi/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "AC/DC" come from?
"AC/DC" is a English word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list