room temperature

noun

"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.

Key facts for room temperature
PropertyValue
Headwordroom temperature
LanguageEnglish
Part of speechNoun
Letters16
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “room temperature” sits in English frequency

room temperature falls 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

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

  1. 1
    A 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

How do you spell "room temperature"?
"room temperature" is spelled R-O-O-M- -T-E-M-P-E-R-A-T-U-R-E.
What does "room temperature" mean?
As a noun, "room temperature" means: A normal temperature of a room in which people live; typically 20 to 23°C (68 to 73°F); neither heated nor cooled.
What language does "room temperature" come from?
"room temperature" is a English word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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.

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.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list