dimethyl
/daɪˈmiː.θɪl/
"dimethyl" is a 8-letter English headword indexed on PlainSpell.
The verdict
“dimethyl” is uncommon English (frequency #52,270 among 3,470 “D” headwords), classed as a noun. The kind of spelling people second-guess.
- #52,270
- frequency rank, English
- 3,470
- “D” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Two methyl groups in a molecule.
Corpus desk
Index EN-dimethyl · dimethyl · English
dimethyl · rank #52,270 · 0 variants · 0 confusables
- FREQ-RARE #52,270
- LEN-LONG 8 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 3,470
- PHOTO-FINISH Diogenes
Nearest frequency peer: Diogenes (+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.
Long-tail ranks near “dimethyl”
Sparse band: bars invert rank so rarer forms read shorter
- Denbighshire
Denbighshire
47,738 corpus weight
- dern
dern
47,736 corpus weight
- destabiliza…
destabilization
47,734 corpus weight
- dimethyl
dimethyl
47,731 corpus weight
- Diogenes
Diogenes
47,730 corpus weight
- disbelieve
disbelieve
47,729 corpus weight
What this shows Long-tail view: where “dimethyl” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | dimethyl |
| Language | English |
| Part of speech | Noun |
| IPA | /daɪˈmiː.θɪl/ |
| Letters | 8 |
| Frequency rank | #52,270 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “dimethyl” in English
Rare enough to double-check
dimethyl is uncommon English at frequency #52,270 among 3,470 “D” headwords, classed as anoun, transcribed /daɪˈmiː.θɪl/. Rarity is why readers land here mid-draft. Gloss: "Two methyl groups in a molecule.".
Zero misspellings are on record for dimethyl in our index, which points to an orthography that plays by predictable English rules. No confusable counterpart is on file for this word, since its spelling is unusual enough that it doesn't cluster with a lookalike.
Etymologically, the entry records: From di- + methyl. The correct English form is dimethyl, spelled D-I-M-E-T-H-Y-L.
Definition
- 1Two methyl groups in a molecule.
Recorded use
Wiktionary exampleThese source excerpts show how dimethyl appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
By analysing data from the James Webb Space Telescope, the researchers found evidence of dimethyl sulfide and dimethyl disulfide in the atmosphere of the planet known as K2-18b. The planet is 124 light-years away; one light-year is equivalent to nearly 6 trillion miles.
Etymology
From di- + methyl.
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 "dimethyl"?
What does "dimethyl" mean?
How do you pronounce "dimethyl"?
What is the origin of the word "dimethyl"?
Is PlainSpell free to use?
Similar English words by spelling shape
Same letter count and similar misspelling depth for "dimethyl", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 8 letters (nearest by frequency rank).