glutathione

/ˌɡluːtəˈθaɪəʊn/

//ˌɡluːtəˈθaɪəʊn// noun

By · According to Wiktionary data (CC BY-SA) ·

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

The verdict

“glutathione” has 16 generated spelling variants in the English index at frequency #42,158. The variants make it a useful spelling check.

#42,158
frequency rank, English
2,313
“G” headwords
16
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A tripeptide formed from glutamic acid, cysteine and glycine, that is active in many biological redox reactions.

Corpus desk

Index EN-glutathione · glutathione · English

glutathione · rank #42,158 · 16 variants · 0 confusables

  • FREQ-MID #42,158
  • LEN-MEGA 11 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-HIGH 16 variants
  • BOOK-MID 2,313
  • PHOTO-FINISH globular

Nearest frequency peer: globular (-1 rank slots)

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.

Rank peers near misspelling magnet “glutathione”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “glutathione” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for glutathione
PropertyValue
Headwordglutathione
LanguageEnglish
Part of speechNoun
IPA/ˌɡluːtəˈθaɪəʊn/
Letters11
Frequency rank#42,158
Misspellings tracked16
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “glutathione”

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).glutathionelands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “globular” (#42,157), “glyphosate” (#42,159), “glittery” (#42,156). Among 2,313 “G” headwords, “glutathione” is #42,158. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 16 spelling variants around glutathione (IPA /ˌɡluːtəˈθaɪəʊn/), anoun. Corpus frequency is #42,158 among 2,313 “G” headwords. Dominant gloss: "A tripeptide formed from glutamic acid, cysteine and glycine, that is active in many biological redox reactions.".

Our generated misspelling index lists 16 likely wrong-spelling variants for glutathione, with forms such as "gglutathione", "gllutathione", and "gltuathione". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. Our dataset records no confusable match here, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From gluta- + thione. The correct English form is glutathione, spelled G-L-U-T-A-T-H-I-O-N-E.

Definition

  1. 1
    A tripeptide formed from glutamic acid, cysteine and glycine, that is active in many biological redox reactions.

Recorded use

Wiktionary example

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

  1. Furthermore, wedelolactone also increased the activities of superoxidase dismutase (SOD) and glutathione peroxidase (GSH-Px) and decreased the level of the lipid peroxidation product malondialdehyde (MDA) in the liver, therefore decreasing the activity of alanine aminotransferase (ALT).

Etymology

From gluta- + thione.

Synonyms

GSH

Common misspellings

Also misspelled as:

  • gglutathione
  • gllutathione
  • gltuathione
  • gluatthione
  • glutahtione
  • glutathhione
  • glutathinoe
  • glutathioen
  • glutathionne
  • glutathoine
  • glutatihone
  • glutatthione
  • gluttahione
  • gluttathione
  • gultathione
  • lgutathione

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of glutathione - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

gglutathione1gllutathione1gltuathione2gluatthione2glutahtione2glutathhione1glutathinoe2glutathioen2
Edit distance from "glutathione"

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 "glutathione"?
"glutathione" is spelled G-L-U-T-A-T-H-I-O-N-E. The IPA pronunciation is /ˌɡluːtəˈθaɪəʊn/.
What does "glutathione" mean?
As a noun, "glutathione" means: A tripeptide formed from glutamic acid, cysteine and glycine, that is active in many biological redox reactions.
What are common misspellings of "glutathione"?
Common misspellings include "gglutathione", "gllutathione", "gltuathione", "gluatthione", "glutahtione". The correct spelling is "glutathione".
How do you pronounce "glutathione"?
The IPA (International Phonetic Alphabet) transcription for "glutathione" is /ˌɡluːtəˈθaɪəʊn/. 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 "glutathione"?
From gluta- + thione. 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "glutathione", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 11 letters (nearest by frequency rank).

frontrunner#42,141firecracker#42,134inalienable#42,198incongruous#42,200

Similar misspelling depth

Headwords with a similar count of attested misspellings (16 here; floor ≥5).

glyphosate16 variantsheadstrong16 variantsHildebrand16 variantshyperspace16 variants

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

Source: FrequencyWords open word-frequency list