glutamine
/ˈɡlutəmin/
"glutamine" is a 9-letter English headword indexed on PlainSpell.
The verdict
“glutamine” is uncommon English (frequency #52,965 among 18,276 “G” headwords), classed as a noun. The kind of spelling people second-guess.
- #52,965
- frequency rank, English
- 18,276
- “G” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A nonessential amino acid C₅H₁₀N₂O₃ found in most animal and plant proteins.
| Property | Value |
|---|---|
| Headword | glutamine |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈɡlutəmin/ |
| Letters | 9 |
| Frequency rank | #52,965 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “glutamine” sits in English frequency
Rare enough to double-check
glutamine is uncommon English at frequency #52,965 among 18,276 “G” headwords, classed as anoun, transcribed /ˈɡlutəmin/. Rarity is why readers land here mid-draft. Gloss: "A nonessential amino acid C₅H₁₀N₂O₃ found in most animal and plant proteins.".
glutamine doesn't appear in our generated misspelling index, and the word's spelling is regular enough that our generator found nothing worth flagging. We don't track a confusable pairing for this entry, which tends to mean the word is visually distinctive enough to stand on its own.
Etymologically, the entry records: From gluta- + -amine. The correct English form is glutamine, spelled G-L-U-T-A-M-I-N-E.
Definition
- 1A nonessential amino acid C₅H₁₀N₂O₃ found in most animal and plant proteins.
Etymology
From gluta- + -amine.
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
How do you spell "glutamine"?
What does "glutamine" mean?
How do you pronounce "glutamine"?
What is the origin of the word "glutamine"?
Is PlainSpell free to use?
Using “glutamine”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is G-L-U-T-A-M-I-N-E - every other letter order is a misspelling in standard orthography.
- Say it as /ˈɡlutəmin/ (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.