decile

[ˈdɛsaɪɫ]

/[ˈdɛsaɪɫ]/ noun

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

The verdict

“decile” is uncommon English (frequency #91,406 among 3,470 “D” headwords), classed as a noun. The kind of spelling people second-guess.

#91,406
frequency rank, English
3,470
“D” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any of the values in a series that divides the distribution of individuals in that series into ten groups of equal frequency.

Corpus desk

Index EN-decile · decile · English

decile · rank #91,406 · 0 variants · 0 confusables

  • FREQ-RARE #91,406
  • LEN-LONG 6 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,470
  • PHOTO-FINISH deads

Nearest frequency peer: deads (-2 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.

Long-tail ranks near “decile”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “decile” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for decile
PropertyValue
Headworddecile
LanguageEnglish
Part of speechNoun
IPA[ˈdɛsaɪɫ]
Letters6
Frequency rank#91,406
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “decile” in English

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

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

Scale is logarithmic (each tick is 10× rarer). Rare peers in the same band: “deads” (#91,404), “dbh” (#91,403), “deforested” (#91,409). Among 3,470 “D” headwords, “decile” is #91,406. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

decile is uncommon English at frequency #91,406 among 3,470 “D” headwords, classed as anoun, transcribed [ˈdɛsaɪɫ]. Rarity is why readers land here mid-draft. 3 senses are on record.

decile has no tracked misspelling variants, typically a sign the spelling maps closely to how the word sounds. Our confusable-pair dataset has no match for it, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From Latin decilis, equivalent to dec- + -ile. The correct English form is decile, spelled D-E-C-I-L-E.

Definition

  1. 1
    Any of the values in a series that divides the distribution of individuals in that series into ten groups of equal frequency.
  2. 2
    Any one of the ten subsets or groups so divided.
  3. 3
    An aspect or position of two planets when they are distant from each other a tenth part of the zodiac.

Recorded use

Wiktionary examples

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

  1. Although few people scored high marks, everyone did quite well—the lowest decile was over 50%.
  2. Our school is in the top decile for exam results.

Etymology

From Latin decilis, equivalent to dec- + -ile.

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); 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 "decile"?
"decile" is spelled D-E-C-I-L-E. The IPA pronunciation is [ˈdɛsaɪɫ].
What does "decile" mean?
As a noun, "decile" means: Any of the values in a series that divides the distribution of individuals in that series into ten groups of equal frequency.
How do you pronounce "decile"?
The IPA (International Phonetic Alphabet) transcription for "decile" is [ˈdɛsaɪɫ]. 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 "decile"?
From Latin decilis, equivalent to dec- + -ile. 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 "decile", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 6 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list