endocytosis

/ˌɛndəʊsaɪˈtəʊsɪs/

//ˌɛndəʊsaɪˈtəʊsɪs// noun

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

"endocytosis" is a 11-letter English headword indexed on PlainSpell.

The verdict

“endocytosis” is uncommon English (frequency #72,276 among 2,246 “E” headwords), classed as a noun. The kind of spelling people second-guess.

#72,276
frequency rank, English
2,246
“E” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The process by which the plasma membrane of a cell folds inwards to ingest material.

Corpus desk

Index EN-endocytosis · endocytosis · English

endocytosis · rank #72,276 · 0 variants · 0 confusables

  • FREQ-RARE #72,276
  • LEN-MEGA 11 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 2,246
  • PHOTO-FINISH entrancing

Nearest frequency peer: entrancing (+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 “endocytosis”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for endocytosis
PropertyValue
Headwordendocytosis
LanguageEnglish
Part of speechNoun
IPA/ˌɛndəʊsaɪˈtəʊsɪs/
Letters11
Frequency rank#72,276
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “endocytosis” 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).endocytosisfalls in this rarity band:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “entrancing” (#72,278), “emancipate” (#72,273), “Elster” (#72,272). Among 2,246 “E” headwords, “endocytosis” is #72,276. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

endocytosis is uncommon English at frequency #72,276 among 2,246 “E” headwords, classed as anoun, transcribed /ˌɛndəʊsaɪˈtəʊsɪs/. Rarity is why readers land here mid-draft. Gloss: "The process by which the plasma membrane of a cell folds inwards to ingest material.".

Zero misspellings are on record for endocytosis in our index, since its letter sequence doesn't invite the usual edit-distance slips. Our confusable-pair dataset has no match for it, which typically means the spelling is too distinctive to be mistaken for another word.

This headword's origin isn't recorded in our source data, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct English form is endocytosis, spelled E-N-D-O-C-Y-T-O-S-I-S.

Definition

  1. 1
    The process by which the plasma membrane of a cell folds inwards to ingest material.

Antonyms

exocytosis

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 "endocytosis"?
"endocytosis" is spelled E-N-D-O-C-Y-T-O-S-I-S. The IPA pronunciation is /ˌɛndəʊsaɪˈtəʊsɪs/.
What does "endocytosis" mean?
As a noun, "endocytosis" means: The process by which the plasma membrane of a cell folds inwards to ingest material.
How do you pronounce "endocytosis"?
The IPA (International Phonetic Alphabet) transcription for "endocytosis" is /ˌɛndəʊsaɪˈtəʊsɪs/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "endocytosis" come from?
"endocytosis" is a English word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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 "endocytosis", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 11 letters (nearest by frequency rank).

familiarise#72,298festschrift#72,309curtailment#72,219comradeship#72,198

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

Source: FrequencyWords open word-frequency list