radiator
/ˈrædɪeɪ̯tə/noun
radiator is spelled R-A-D-I-A-T-O-R: 8 letters and 4 syllables. It appears 2.2 times per million words in written English, the 18,537th most frequent word form (wordfreq, 2021 data). As a noun, radiator means “Anything which radiates or emits rays” (English Wiktionary, September 2026). The plural of radiator is radiators.
How many letters and syllables are in radiator?
| Letters | 8: R-A-D-I-A-T-O-R |
|---|---|
| Syllables | 4 (from its American pronunciation) |
| In writing | 2.2 times per million words; the 18,537th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is radiator?
Radiator appears 2.2 times per million words in written English, the 18,537th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce radiator?
- UK /ˈrædɪeɪ̯tə/
- British /ˈrɛjdɪjɛjtə/
- /ˈreːdijeː(j)tɐ/
Radiator has 4 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-us-radiator.ogg, Wikimedia Commons (author and licence on each file's page).
Forms of radiator
- radiators plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does radiator mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Anything which radiates or emits rays.
- 2
A device that lowers engine coolant temperature by conducting heat to the air, through metal fins.
The car overheated because of a broken radiator.
- 3
A finned metal fixture that carries hot water or steam in order to heat a room.
The radiator kept the apartment warm during winter.
- 4
A type of antenna.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you abbreviate radiator?
Wiktionary records one abbreviation of radiator: rad.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Radiator in Spanish, French, German and Portuguese
| Language | Words |
|---|---|
| German | Strahler, Radiator , Kühler , Heizkörper |
| Portuguese | irradiador , radiador , aquecedor |
| French | radiateur |
| Spanish | radiador |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does radiator come from?
From radiate + -or. Doublet of radiatori.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).