vasopressin

/ˌveɪzəʊˈpɹɛsɪn/

//ˌveɪzəʊˈpɹɛsɪn// noun

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

The verdict

“vasopressin” is uncommon English (frequency #76,447 among 969 “V” headwords), classed as a noun. The kind of spelling people second-guess.

#76,447
frequency rank, English
969
“V” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - An antidiuretic hormone secreted by the pituitary gland.

Corpus desk

Index EN-vasopressin · vasopressin · English

vasopressin · rank #76,447 · 0 variants · 0 confusables

  • FREQ-RARE #76,447
  • LEN-MEGA 11 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 969
  • PHOTO-FINISH Vanier

Nearest frequency peer: Vanier (-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 “vasopressin”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for vasopressin
PropertyValue
Headwordvasopressin
LanguageEnglish
Part of speechNoun
IPA/ˌveɪzəʊˈpɹɛsɪn/
Letters11
Frequency rank#76,447
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “vasopressin” 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).vasopressinfalls 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: “Vanier” (#76,446), “vegetated” (#76,448), “vandalize” (#76,445). Among 969 “V” headwords, “vasopressin” is #76,447. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

vasopressin is uncommon English at frequency #76,447 among 969 “V” headwords, classed as anoun, transcribed /ˌveɪzəʊˈpɹɛsɪn/. Rarity is why readers land here mid-draft. Gloss: "An antidiuretic hormone secreted by the pituitary gland.".

We couldn't generate a plausible misspelling set for vasopressin, which points to an orthography that plays by predictable English rules. We don't track a confusable pairing for this entry, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From vasopressor + -in, circa 1927; see details at vasopressor § Etymology. The correct English form is vasopressin, spelled V-A-S-O-P-R-E-S-S-I-N.

Definition

  1. 1
    An antidiuretic hormone secreted by the pituitary gland.

Etymology

From vasopressor + -in, circa 1927; see details at vasopressor § Etymology.

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 "vasopressin"?
"vasopressin" is spelled V-A-S-O-P-R-E-S-S-I-N. The IPA pronunciation is /ˌveɪzəʊˈpɹɛsɪn/.
What does "vasopressin" mean?
As a noun, "vasopressin" means: An antidiuretic hormone secreted by the pituitary gland.
How do you pronounce "vasopressin"?
The IPA (International Phonetic Alphabet) transcription for "vasopressin" is /ˌveɪzəʊˈpɹɛsɪn/. 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 "vasopressin"?
From vasopressor + -in, circa 1927; see details at vasopressor § Etymology. 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 "vasopressin", not the corpus desk frequency band.

Same letter count

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

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

Source: FrequencyWords open word-frequency list