room temperature
"room-temperature" is a 15-letter English headword indexed on PlainSpell.
The verdict
“room temperature” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 16
- letters
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A normal temperature of a room in which people live; typically 20 to 23°C (68 to 73°F); neither heated nor cooled.
| Property | Value |
|---|---|
| Headword | room temperature |
| Language | English |
| Part of speech | Noun |
| Letters | 16 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “room temperature” sits in English frequency
Rare enough to double-check
room temperature is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A normal temperature of a room in which people live; typically 20 to 23°C (68 to 73°F); neither heated nor cooled.".
The misspelling generator found no plausible variants for room temperature, and the word's spelling is regular enough that our generator found nothing worth flagging. This entry stands alone in our confusable dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.
This entry carries no recorded etymology, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is room temperature, spelled R-O-O-M- -T-E-M-P-E-R-A-T-U-R-E.
Definition
- 1A normal temperature of a room in which people live; typically 20 to 23°C (68 to 73°F); neither heated nor cooled.
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
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Using “room temperature”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is R-O-O-M- -T-E-M-P-E-R-A-T-U-R-E - every other letter order is a misspelling in standard orthography.
- Browse more English words and confusable pairs in the same reference. English words
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.