autochthonous

/ɔːˈtɒkθənəs/

//ɔːˈtɒkθənəs// adj

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

"autochthonous" is a 13-letter English headword indexed on PlainSpell.

The verdict

“autochthonous” is uncommon English (frequency #83,017 among 3,931 “A” headwords), classed as an adjective. The kind of spelling people second-guess.

#83,017
frequency rank, English
3,931
“A” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Native to the place where found; indigenous.

Corpus desk

Index EN-autochthonous · autochthonous · English

autochthonous · rank #83,017 · 0 variants · 0 confusables

  • FREQ-RARE #83,017
  • LEN-MEGA 13 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,931
  • PHOTO-FINISH Aylward

Nearest frequency peer: Aylward (+3 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 “autochthonous”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for autochthonous
PropertyValue
Headwordautochthonous
LanguageEnglish
Part of speechAdjective
IPA/ɔːˈtɒkθənəs/
Letters13
Frequency rank#83,017
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “autochthonous” 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).autochthonousfalls 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: “Aylward” (#83,020), “Audie” (#83,012), “Baath” (#83,022). Among 3,931 “A” headwords, “autochthonous” is #83,017. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

autochthonous is uncommon English at frequency #83,017 among 3,931 “A” headwords, classed as anadjective, transcribed /ɔːˈtɒkθənəs/. Rarity is why readers land here mid-draft. 3 senses are on record.

No misspelling variants are generated for autochthonous in our index, which points to an orthography that plays by predictable English rules. Our confusable-pair dataset has no match for it, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: Literally, “native to the soil”; from autochthon + -ous. The correct English form is autochthonous, spelled A-U-T-O-C-H-T-H-O-N-O-U-S.

Definition

  1. 1
    Native to the place where found; indigenous.
  2. 2
    Originating where found; found where it originates.
  3. 3
    Buried in place, especially of a fossil preserved in its life position without disturbance or disarticulation.

Recorded use

Wiktionary examples

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

  1. Two of the most celebrated of the evolutionists reject the autochthonous view, for Darwin's Descent of Man and Haeckel's Hist. of Creation consider the American man an emigrant from the old world, whatever way the race may have developed
  2. "Forms or images of a collective nature which occur practically all over the earth as constituents of myths and at the same time as autochthonous, individual products of unconscious origin" (C. G. Jung, Psychology and Religion [Collected Works, vol. 11; New York and London, 1958], par. 88.)

Etymology

Literally, “native to the soil”; from autochthon + -ous.

Synonyms

aboriginalautochthonicindigenousnative

Antonyms

allochthonousheterochthonous

This word in other languages

autóctono(Español)autochtone(Français)autochthon(Deutsch)autóctone(Português)

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 "autochthonous"?
"autochthonous" is spelled A-U-T-O-C-H-T-H-O-N-O-U-S. The IPA pronunciation is /ɔːˈtɒkθənəs/.
What does "autochthonous" mean?
As an adjective, "autochthonous" means: Native to the place where found; indigenous.
How do you pronounce "autochthonous"?
The IPA (International Phonetic Alphabet) transcription for "autochthonous" is /ɔːˈtɒkθənəs/. 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 "autochthonous"?
Literally, “native to the soil”; from autochthon + -ous. 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 "autochthonous", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 13 letters (nearest by frequency rank).

bougainvillea#83,066concessionary#83,138unspectacular#82,889crisscrossing#83,153

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

Source: FrequencyWords open word-frequency list