convection
/kənˈvɛkʃən/noun
convection is spelled C-O-N-V-E-C-T-I-O-N: 10 letters and 3 syllables. It appears 1.7 times per million words in written English, the 21,798th most frequent word form (wordfreq, 2021 data). As a noun, convection means “The transmission of heat in a fluid by the circulation of currents” (English Wiktionary, September 2026). The plural of convection is convections.
How many letters and syllables are in convection?
| Letters | 10: C-O-N-V-E-C-T-I-O-N |
|---|---|
| Syllables | 3 (from its American pronunciation) |
| In writing | 1.7 times per million words; the 21,798th 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 convection?
Convection appears 1.7 times per million words in written English, the 21,798th 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 convection?
- /kənˈvɛkʃən/
Convection has 3 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: LL-Q1860_(eng)-Vealhurl-convection.wav, LL-Q1860_(eng)-Wodencafe-convection.wav, Wikimedia Commons (author and licence on each file's page).
Forms of convection
- convections plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does convection mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
obsoleteThe process of conveying something.
- 2
The transmission of heat in a fluid by the circulation of currents.
- 3
The vertical movement of heat and moisture, especially by updrafts and downdrafts in an unstable air mass. The terms convection and thunderstorm are often used interchangeably, although thunderstorms are only one form of convection. Towering cumulus clouds are visible forms of convection.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Convection in Spanish, French, German and Portuguese
| Language | Words |
|---|---|
| Spanish | convección |
| French | convection |
| Portuguese | convecção |
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 convection come from?
From Latin convectiōnem, from convectiō (“act of carrying”), from convect-, past participle stem of convehō (“to carry together”), combination of com- and vehō. By surface analysis, convect + -ion.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).