distribution-free

adj

"distribution-free" is a 16-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
17
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Free of specific assumptions about the shape of the probability distribution generating the sample.

Corpus desk

Index EN-distribution-free · distribution-free · English

distribution-free · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 17 letters
  • VOW-7 7 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 distribution-free
PropertyValue
Headworddistribution-free
LanguageEnglish
Part of speechAdjective
Letters17
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “distribution-free” in English

distribution-freefalls 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

distribution-free is uncommon English outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Free of specific assumptions about the shape of the probability distribution generating the sample.".

distribution-free has no tracked misspelling variants, a straightforward case of a spelling with little room for common typos. It is not paired with a close-neighbour confusable in our dataset, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From distribution + -free. The correct English form is distribution-free, spelled D-I-S-T-R-I-B-U-T-I-O-N---F-R-E-E.

Definition

  1. 1
    Free of specific assumptions about the shape of the probability distribution generating the sample.

Etymology

From distribution + -free.

Synonyms

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 "distribution-free"?
"distribution-free" is spelled D-I-S-T-R-I-B-U-T-I-O-N---F-R-E-E.
What does "distribution-free" mean?
As an adjective, "distribution-free" means: Free of specific assumptions about the shape of the probability distribution generating the sample.
What is the origin of the word "distribution-free"?
From distribution + -free. 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