stegosaurus
/ˌstɛɡəˈsɔːɹəs/
"stegosaurus" is a 11-letter English headword indexed on PlainSpell.
The verdict
“stegosaurus” is uncommon English (frequency #82,810 among 54,294 “S” headwords), classed as a noun. The kind of spelling people second-guess.
- #82,810
- frequency rank, English
- 54,294
- “S” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A stegosaur, a member of the suborder Stegosauria, of the order Ornithischia of the middle Jurassic to early Cretaceous period.
| Property | Value |
|---|---|
| Headword | stegosaurus |
| Language | English |
| Part of speech | Noun |
| IPA | /ˌstɛɡəˈsɔːɹəs/ |
| Letters | 11 |
| Frequency rank | #82,810 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “stegosaurus” sits in English frequency
Rare enough to double-check
stegosaurus is uncommon English at frequency #82,810 among 54,294 “S” headwords, classed as anoun, transcribed /ˌstɛɡəˈsɔːɹəs/. Rarity is why readers land here mid-draft. 2 senses are on record.
No generated misspelling entries exist for stegosaurus in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. Our confusable-pair dataset has no match for it, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: From the genus name Stegosaurus. From Ancient Greek στέγος (stégos, “roof”) + σαῦρος (saûros, “lizard”). The correct English form is stegosaurus, spelled S-T-E-G-O-S-A-U-R-U-S.
Definition
- 1A stegosaur, a member of the suborder Stegosauria, of the order Ornithischia of the middle Jurassic to early Cretaceous period.
- 2A member of the genus Stegosaurus within this suborder.
Etymology
From the genus name Stegosaurus. From Ancient Greek στέγος (stégos, “roof”) + σαῦρος (saûros, “lizard”).
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); 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
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Using “stegosaurus”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is S-T-E-G-O-S-A-U-R-U-S - every other letter order is a misspelling in standard orthography.
- Say it as /ˌstɛɡəˈsɔːɹəs/ (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
Other uncommon English words near this rank
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.