rara avis

/ˌɹɑːɹə ˈeɪvɪs/

//ˌɹɑːɹə ˈeɪvɪs// noun

"rara-avis" is a 8-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
9
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A rare species or type of bird.

Corpus desk

Index EN-rara-avis · rara avis · English

rara avis · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 9 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "R" thin
  • PHOTO-UNK Peer pending

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.

Key facts for rara avis
PropertyValue
Headwordrara avis
LanguageEnglish
Part of speechNoun
IPA/ˌɹɑːɹə ˈeɪvɪs/
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “rara avis” in English

rara avisfalls 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

rara avis is uncommon English outside the top frequency list, classed as anoun, transcribed /ˌɹɑːɹə ˈeɪvɪs/. Rarity is why readers land here mid-draft. 2 senses are on record.

No misspelling variants are generated for rara avis in our index, typically a sign the spelling maps closely to how the word sounds. This entry stands alone in our confusable dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: Unadapted borrowing from Latin rāra avis (“rare bird”). The synonym rare bird is attested earlier. The term is a quotation from Satire VI (written late 1st century – early 2nd century C.E.) of the Roman poet Juvenal: “Rara avis in terris, nigroque simillima… The correct English form is rara avis, spelled R-A-R-A- -A-V-I-S.

Definition

  1. 1
    A rare species or type of bird.
  2. 2
    A rare or unique, and thus outstanding or unusual, person or thing; a rare bird.

Recorded use

Wiktionary examples

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

  1. Ramsay flung open the door. "Lord Fred—damn it we are all in the lurch!", he exclaimed, […] "my rara avises have taken wing and flown off." / "What were they actually, Ramsay?" asked Newbank. / "Two black swans," replied he—"the finest creatures ever were beheld, except another of the kind that is in company with them, though I understand there is more of…
  2. Over the next eight months, with practically no funding except for what I could borrow, with an afflicted conscience, from my mother, I scoured the remotest corners of Cuba for rarae aves. I hitchhiked, jumped freight trains, cajoled guajiros into lending me their mules, slept in caves or beneath the canopies of immense ceiba trees. Cuba's landscape had c…

Etymology

Unadapted borrowing from Latin rāra avis (“rare bird”). The synonym rare bird is attested earlier. The term is a quotation from Satire VI (written late 1st century – early 2nd century C.E.) of the Roman poet Juvenal: “Rara avis in terris, nigroque simillima cygno [a bird as rare upon the earth as a black swan]!”. The plural form rarae aves is a learned borrowing from Latin rārae avēs.

This word in other languages

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 "rara avis"?
"rara avis" is spelled R-A-R-A- -A-V-I-S. The IPA pronunciation is /ˌɹɑːɹə ˈeɪvɪs/.
What does "rara avis" mean?
As a noun, "rara avis" means: A rare species or type of bird.
How do you pronounce "rara avis"?
The IPA (International Phonetic Alphabet) transcription for "rara avis" is /ˌɹɑːɹə ˈeɪvɪs/. 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 "rara avis"?
Unadapted borrowing from Latin rāra avis (“rare bird”). The synonym rare bird is attested earlier. The term is a quotation from Satire VI (written late 1st century – early 2nd century C.E.) of the Roman poet Juvenal: “Rara avis in terris, nigroque... 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.

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

Source: FrequencyWords open word-frequency list