erythronium

noun

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

The verdict

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

Unranked
below top-frequency English
11
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A plant of the genus Erythronium; a dogtooth violet.

Corpus desk

Index EN-erythronium · erythronium · English

erythronium · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 11 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "E" 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 erythronium
PropertyValue
Headworderythronium
LanguageEnglish
Part of speechNoun
Letters11
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “erythronium” in English

erythroniumfalls 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

erythronium is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

We couldn't generate a plausible misspelling set for erythronium, since its letter sequence doesn't invite the usual edit-distance slips. This headword has no recorded confusable partner, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: From the genus name, from Ancient Greek ἐρυθρός (eruthrós, “red”): in the case of the chemical, since most of the salts turned red when heated. The correct English form is erythronium, spelled E-R-Y-T-H-R-O-N-I-U-M.

Definition

  1. 1
    A plant of the genus Erythronium; a dogtooth violet.
  2. 2
    An early proposed name for vanadium.

Etymology

From the genus name, from Ancient Greek ἐρυθρός (eruthrós, “red”): in the case of the chemical, since most of the salts turned red when heated.

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 "erythronium"?
"erythronium" is spelled E-R-Y-T-H-R-O-N-I-U-M.
What does "erythronium" mean?
As a noun, "erythronium" means: A plant of the genus Erythronium; a dogtooth violet.
What is the origin of the word "erythronium"?
From the genus name, from Ancient Greek ἐρυθρός (eruthrós, “red”): in the case of the chemical, since most of the salts turned red when heated. 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