deratization

noun

"deratization" is a 12-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
12
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Extermination of rats, especially aboard a merchant vessel.

Key facts for deratization
PropertyValue
Headwordderatization
LanguageEnglish
Part of speechNoun
Letters12
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “deratization” sits in English frequency

deratization falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Rare enough to double-check

deratization is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "Extermination of rats, especially aboard a merchant vessel.".

deratization has no tracked misspelling variants, suggesting the orthography follows predictable English patterns. Our confusable-pair dataset has no match for it, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From de- + rat + -ization. The correct English form is deratization, spelled D-E-R-A-T-I-Z-A-T-I-O-N.

Definition

  1. 1
    Extermination of rats, especially aboard a merchant vessel.

Etymology

From de- + rat + -ization.

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 "deratization"?
"deratization" is spelled D-E-R-A-T-I-Z-A-T-I-O-N.
What does "deratization" mean?
As a noun, "deratization" means: Extermination of rats, especially aboard a merchant vessel.
What is the origin of the word "deratization"?
From de- + rat + -ization. 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.

Using “deratization”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is D-E-R-A-T-I-Z-A-T-I-O-N - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list