avidity

/əˈvɪdɪti/

//əˈvɪdɪti// noun

"avidity" is a 7-letter English headword indexed on PlainSpell.

The verdict

“avidity” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
7
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Greediness; strong appetite.

Key facts for avidity
PropertyValue
Headwordavidity
LanguageEnglish
Part of speechNoun
IPA/əˈvɪdɪti/
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “avidity” sits in English frequency

avidity falls 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

avidity is uncommon English outside the top frequency list, classed as anoun, transcribed /əˈvɪdɪti/. Rarity is why readers land here mid-draft. 3 senses are on record.

Zero misspellings are on record for avidity in our index, typically a sign the spelling maps closely to how the word sounds. No close-neighbour confusable shows up for this headword in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From Middle English avidite, from Old French avidite (modern French avidité), from Latin aviditās (“avidity, covetousness”), equivalent to avid + -ity. The correct English form is avidity, spelled A-V-I-D-I-T-Y.

Definition

  1. 1
    Greediness; strong appetite.
  2. 2
    Eagerness; intenseness of desire.
  3. 3
    The measure of the synergism of the strength of individual interactions between proteins.

Etymology

From Middle English avidite, from Old French avidite (modern French avidité), from Latin aviditās (“avidity, covetousness”), equivalent to avid + -ity.

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 "avidity"?
"avidity" is spelled A-V-I-D-I-T-Y. The IPA pronunciation is /əˈvɪdɪti/.
What does "avidity" mean?
As a noun, "avidity" means: Greediness; strong appetite.
How do you pronounce "avidity"?
The IPA (International Phonetic Alphabet) transcription for "avidity" is /əˈvɪdɪti/. 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 "avidity"?
From Middle English avidite, from Old French avidite (modern French avidité), from Latin aviditās (“avidity, covetousness”), equivalent to avid + -ity. 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.

Using “avidity”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is A-V-I-D-I-T-Y - every other letter order is a misspelling in standard orthography.
  • Say it as /əˈvɪdɪti/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list