non-avian dinosaur

/ˈnɒnˌeɪ̯viən ˈdaɪ̯nəsɔː/

//ˈnɒnˌeɪ̯viən ˈdaɪ̯nəsɔː// noun

"non-avian-dinosaur" is a 16-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
18
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any of the species belonging to the clade Dinosauria that are not also members of the clade Aves.

Corpus desk

Index EN-non-avian-dinosaur · non-avian dinosaur · English

non-avian dinosaur · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 18 letters
  • VOW-8 8 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "N" 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 non-avian dinosaur
PropertyValue
Headwordnon-avian dinosaur
LanguageEnglish
Part of speechNoun
IPA/ˈnɒnˌeɪ̯viən ˈdaɪ̯nəsɔː/
Letters18
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “non-avian dinosaur” in English

non-avian dinosaursits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

non-avian dinosaur is uncommon English outside the top frequency list, classed as anoun, transcribed /ˈnɒnˌeɪ̯viən ˈdaɪ̯nəsɔː/. Rarity is why readers land here mid-draft. Gloss: "Any of the species belonging to the clade Dinosauria that are not also members of the clade Aves.".

non-avian dinosaur doesn't appear in our generated misspelling index, typically a sign the spelling maps closely to how the word sounds. No confusable counterpart is on file for this word, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From non-avian + dinosaur. The correct English form is non-avian dinosaur, spelled N-O-N---A-V-I-A-N- -D-I-N-O-S-A-U-R.

Definition

  1. 1
    Any of the species belonging to the clade Dinosauria that are not also members of the clade Aves.

Etymology

From non-avian + dinosaur.

Synonyms

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 "non-avian dinosaur"?
"non-avian dinosaur" is spelled N-O-N---A-V-I-A-N- -D-I-N-O-S-A-U-R. The IPA pronunciation is /ˈnɒnˌeɪ̯viən ˈdaɪ̯nəsɔː/.
What does "non-avian dinosaur" mean?
As a noun, "non-avian dinosaur" means: Any of the species belonging to the clade Dinosauria that are not also members of the clade Aves.
How do you pronounce "non-avian dinosaur"?
The IPA (International Phonetic Alphabet) transcription for "non-avian dinosaur" is /ˈnɒnˌeɪ̯viən ˈdaɪ̯nəsɔː/. 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 "non-avian dinosaur"?
From non-avian + dinosaur. 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