decontamination

/diːkənˌtæmɪˈneɪʃən/

//diːkənˌtæmɪˈneɪʃən// noun

By · According to Wiktionary data (CC BY-SA) ·

"decontamination" is a 15-letter English headword indexed on PlainSpell.

The verdict

“decontamination” has 23 generated spelling variants in the English index at frequency #37,878. The variants make it a useful spelling check.

#37,878
frequency rank, English
3,470
“D” headwords
23
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The process of removing contamination, particularly the cleaning off of dangerous materials.

Corpus desk

Index EN-decontamination · decontamination · English

decontamination · rank #37,878 · 23 variants · 0 confusables

  • FREQ-MID #37,878
  • LEN-MEGA 15 letters
  • VOW-7 7 vowels
  • CONFUS-0 No pairs
  • VAR-HIGH 23 variants
  • BOOK-MID 3,470
  • PHOTO-FINISH defenceman

Nearest frequency peer: defenceman (+1 rank slots)

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.

Rank peers near misspelling magnet “decontamination”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “decontamination” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for decontamination
PropertyValue
Headworddecontamination
LanguageEnglish
Part of speechNoun
IPA/diːkənˌtæmɪˈneɪʃən/
Letters15
Frequency rank#37,878
Misspellings tracked23
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “decontamination”

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).decontaminationlands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “defenceman” (#37,879), “dally” (#37,876), “Delle” (#37,880). Among 3,470 “D” headwords, “decontamination” is #37,878. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 23 spelling variants around decontamination (IPA /diːkənˌtæmɪˈneɪʃən/), anoun. Corpus frequency is #37,878 among 3,470 “D” headwords. Dominant gloss: "The process of removing contamination, particularly the cleaning off of dangerous materials.".

Our generated misspelling index lists 23 likely wrong-spelling variants for decontamination, with forms such as "dceontamination", "ddecontamination", and "deccontamination". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. This headword has no recorded confusable partner, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From de- + contamination. The correct English form is decontamination, spelled D-E-C-O-N-T-A-M-I-N-A-T-I-O-N.

Definition

  1. 1
    The process of removing contamination, particularly the cleaning off of dangerous materials.

Etymology

From de- + contamination.

This word in other languages

descontaminación(Español)décontamination(Français)Dekontamination(Deutsch)

Common misspellings

Also misspelled as:

  • dceontamination
  • ddecontamination
  • deccontamination
  • decnotamination
  • deconatmination
  • deconntamination
  • decontaimnation
  • decontamiantion
  • decontaminaiton
  • decontaminasion
  • decontaminatino
  • decontaminationn
  • decontaminatoin
  • decontaminattion
  • decontaminnation
  • decontamintaion
  • decontammination
  • decontamniation
  • decontmaination
  • deconttamination
  • decotnamination
  • deocntamination
  • edcontamination

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of decontamination - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

dceontamination2ddecontamination1deccontamination1decnotamination2deconatmination2deconntamination1decontaimnation2decontamiantion2
Edit distance from "decontamination"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "decontamination"?
"decontamination" is spelled D-E-C-O-N-T-A-M-I-N-A-T-I-O-N. The IPA pronunciation is /diːkənˌtæmɪˈneɪʃən/.
What does "decontamination" mean?
As a noun, "decontamination" means: The process of removing contamination, particularly the cleaning off of dangerous materials.
What are common misspellings of "decontamination"?
Common misspellings include "dceontamination", "ddecontamination", "deccontamination", "decnotamination", "deconatmination". The correct spelling is "decontamination".
How do you pronounce "decontamination"?
The IPA (International Phonetic Alphabet) transcription for "decontamination" is /diːkənˌtæmɪˈneɪʃən/. 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 "decontamination"?
From de- + contamination. 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "decontamination", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 15 letters (nearest by frequency rank).

atherosclerosis#37,807philosophically#38,099transcriptional#38,210controversially#38,344

Similar misspelling depth

Headwords with a similar count of attested misspellings (23 here; floor ≥5).

constructively23 variantsdemocratization23 variantsphotojournalist23 variantscorrespondingly23 variants

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

Source: FrequencyWords open word-frequency list