deperm

/diːˈpɜːm/

//diːˈpɜːm// verb

"deperm" is a 6-letter English headword indexed on PlainSpell.

The verdict

“deperm” is uncommon English (outside the top frequency list), classed as a verb. The kind of spelling people second-guess.

Unranked
below top-frequency English
6
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - To degauss or demagnetize; especially, to degauss a ship by dragging a large powered electrical cable along its side.

Corpus desk

Index EN-deperm · deperm · English

deperm · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "D" 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 deperm
PropertyValue
Headworddeperm
LanguageEnglish
Part of speechVerb
IPA/diːˈpɜːm/
Letters6
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “deperm” in English

depermsits 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

deperm is uncommon English outside the top frequency list, classed as averb, transcribed /diːˈpɜːm/. Rarity is why readers land here mid-draft. Gloss: "To degauss or demagnetize; especially, to degauss a ship by dragging a large powered electrical cable along its side.".

Zero misspellings are on record for deperm in our index, a sign its spelling follows regular English conventions. This headword has no recorded confusable partner, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: From de- (prefix indicating removal or reversal) + perm(anent magnet). The correct English form is deperm, spelled D-E-P-E-R-M.

Definition

  1. 1
    To degauss or demagnetize; especially, to degauss a ship by dragging a large powered electrical cable along its side.

Recorded use

Wiktionary examples

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

  1. Vessels wiped and depermed as outlined above were found to age towards their original state, so the processes as described were only effective for comparatively short periods and had to be repeated at regular intervals.
  2. Our present system deperms more reliably and is arranged to deperm the sensor each time the power source for the magnetometer is turned on.

Etymology

From de- (prefix indicating removal or reversal) + perm(anent magnet).

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 "deperm"?
"deperm" is spelled D-E-P-E-R-M. The IPA pronunciation is /diːˈpɜːm/.
What does "deperm" mean?
As a verb, "deperm" means: To degauss or demagnetize; especially, to degauss a ship by dragging a large powered electrical cable along its side.
How do you pronounce "deperm"?
The IPA (International Phonetic Alphabet) transcription for "deperm" is /diːˈpɜːm/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "deperm"?
From de- (prefix indicating removal or reversal) + perm(anent magnet). See the full etymology section above for more details.
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