Kolmogorov

adj

"kolmogorov" is a 10-letter English headword indexed on PlainSpell.

The verdict

“Kolmogorov” is uncommon English (frequency #86,437 among 1,236 “K” headwords), classed as an adjective. The kind of spelling people second-guess.

#86,437
frequency rank, English
1,236
“K” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Such that any two distinct points are topologically distinguishable, i.e., there is an open set containing one of the points which does not contain the other point.

Corpus desk

Index EN-kolmogorov · Kolmogorov · English

Kolmogorov · rank #86,437 · 0 variants · 0 confusables

  • FREQ-RARE #86,437
  • LEN-MEGA 10 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 1,236
  • PHOTO-FINISH Kotlin

Nearest frequency peer: Kotlin (+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.

Long-tail ranks near “Kolmogorov”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for Kolmogorov
PropertyValue
HeadwordKolmogorov
LanguageEnglish
Part of speechAdjective
Letters10
Frequency rank#86,437
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “Kolmogorov” in English

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).Kolmogorovfalls in this rarity band:

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

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Rare peers in the same band: “Kotlin” (#86,438), “Koirala” (#86,435), “Krakatoa” (#86,439). Among 1,236 “K” headwords, “Kolmogorov” is #86,437. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

Kolmogorov is uncommon English at frequency #86,437 among 1,236 “K” headwords, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Such that any two distinct points are topologically distinguishable, i.e., there is an open set containing one of the points which does not contain the other point.".

No misspelling variants are generated for Kolmogorov in our index, which points to an orthography that plays by predictable English rules. No confusable counterpart is on file for this word, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: Named after Russian mathematician Андре́й Никола́евич Колмого́ров (Andréj Nikolájevič Kolmogórov) (1903–1987) The correct English form is Kolmogorov, spelled K-O-L-M-O-G-O-R-O-V.

Definition

  1. 1
    Such that any two distinct points are topologically distinguishable, i.e., there is an open set containing one of the points which does not contain the other point.

Etymology

Named after Russian mathematician Андре́й Никола́евич Колмого́ров (Andréj Nikolájevič Kolmogórov) (1903–1987)

Synonyms

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 "Kolmogorov"?
"Kolmogorov" is spelled K-O-L-M-O-G-O-R-O-V.
What does "Kolmogorov" mean?
As an adjective, "Kolmogorov" means: Such that any two distinct points are topologically distinguishable, i.e., there is an open set containing one of the points which does not contain the other point.
What is the origin of the word "Kolmogorov"?
Named after Russian mathematician Андре́й Никола́евич Колмого́ров (Andréj Nikolájevič Kolmogórov) (1903–1987) 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 "Kolmogorov", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 10 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list