Standard Lemma guide

convection

noun · 5 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /kənˈvɛkʃən/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -ɛkʃən
  • CMU ARPABET: K AH0 N V EH1 K SH AH0 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The process of conveying something.

Definition source: English Wiktionary via Wiktextract

Usage: countable, obsolete, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

The transmission of heat in a fluid by the circulation of currents.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 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.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: climatology, meteorology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

the transfer of heat through a fluid (liquid or gas) caused by molecular motion

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: temperature change

5

noun

Meaning 5

(meteorology) the vertical movement of heat or other properties by massive motion within the atmosphere

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: natural process, natural action, action, activity

History

Etymology

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.

Across languages

Translations

35 source translations are retained for this English entry.

  • Catalan: convecció — process of conveying something
  • Chinese Mandarin: 對流 /对流 (duìliú) — process of conveying something
  • Finnish: kuljettaminen — process of conveying something
  • Finnish: kantaminen — process of conveying something
  • Finnish: välittäminen — process of conveying something
  • Hebrew: הובלה (hovala) — process of conveying something
  • Italian: convezione — process of conveying something
  • Japanese: 対流 (tairyū) — process of conveying something
  • Persian: جابجایی — process of conveying something
  • Persian: همرفت — process of conveying something
  • Spanish: convección — process of conveying something
  • Welsh: darfudiad — process of conveying something
  • Danish: konvektion — transmission of heat by the circulation of currents
  • Finnish: konvektio — transmission of heat by the circulation of currents
  • Finnish: kuljettuminen — transmission of heat by the circulation of currents
  • French: convection — transmission of heat by the circulation of currents
  • Hebrew: הולכה (holakha) — transmission of heat by the circulation of currents
  • Indonesian: konveksi — transmission of heat by the circulation of currents
  • Italian: convezione — transmission of heat by the circulation of currents
  • Kazakh: конвекция (konveksiä) — transmission of heat by the circulation of currents
  • Norwegian: konveksjon — transmission of heat by the circulation of currents
  • Norwegian: omrøring — transmission of heat by the circulation of currents
  • Persian: همرفت (hamraft) — transmission of heat by the circulation of currents
  • Polish: konwekcja — transmission of heat by the circulation of currents
  • Portuguese: convecção — transmission of heat by the circulation of currents
  • Russian: конве́кция (konvékcija) — transmission of heat by the circulation of currents
  • Ukrainian: конве́кція (konvékcija) — transmission of heat by the circulation of currents
  • Welsh: darfudiad — transmission of heat by the circulation of currents
  • Finnish: konvektio — vertical movement of heat and moisture
  • Indonesian: konveksi — vertical movement of heat and moisture
  • Italian: convezione — vertical movement of heat and moisture
  • Norwegian: konveksjon — vertical movement of heat and moisture
  • Norwegian: omrøring — vertical movement of heat and moisture
  • Russian: конве́кция (konvékcija) — vertical movement of heat and moisture
  • Welsh: darfudiad — vertical movement of heat and moisture
Real reading context

convection in complete knowledge articles