Standard Lemma guide

swelter

noun · verb · 6 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.

  • UK: /ˈswɛl.tə/
  • US: /ˈswɛl.tɚ/
  • US: Recorded audio is listed in the source snapshot.
  • Australia: Recorded audio is listed in the source snapshot.
  • rhymes with -ɛltə(ɹ)
  • CMU ARPABET: S W EH1 L T ER0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

Intense heat.

Definition source: English Wiktionary via Wiktextract

Examples

  • The summer swelter did not relent until late in September, most years.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

To suffer terribly from intense heat.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: burn up, steam, stew

Antonyms: none provided

3

verb

Meaning 3

To perspire greatly from heat.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: sweat buckets, sweat like a pig

Antonyms: none provided

4

verb

Meaning 4

To cause to faint, to overpower, as with heat.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: sweb, swelt

Antonyms: none provided

5

verb

Meaning 5

suffer from intense heat

Definition source: Princeton WordNet 3.0

Examples

  • we were sweltering at the beach

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: sweat, sudate, perspire

6

verb

Meaning 6

be uncomfortably hot

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: suffer

History

Etymology

From Middle English swelteren, frequentative form of Middle English swelten (“to die; faint”), from Old English sweltan (“to die”), from Proto-West Germanic *sweltan, from Proto-Germanic *sweltaną (“to die”), from Proto-Indo-European *swel- (“to smolder; burn”), equivalent to swelt + -er (frequentative suffix).

Across languages

Translations

28 source translations are retained for this English entry.

  • Azerbaijani: bürkü — intense heat
  • Bulgarian: жега (žega) — intense heat
  • Bulgarian: зной (znoj) — intense heat
  • Catalan: xafogor — intense heat
  • Czech: horko — intense heat
  • Czech: parno — intense heat
  • Czech: pařák — intense heat
  • Czech: vedro — intense heat
  • Finnish: helle — intense heat
  • French: canicule — intense heat
  • German: Hitzewelle — intense heat
  • Latvian: svelme — intense heat
  • Russian: жара́ (žará) — intense heat
  • Russian: зной (znoj) — intense heat
  • Spanish: bochorno — intense heat
  • Spanish: (Extremadura) flama — intense heat
  • Czech: péci se — To suffer terribly from intense heat
  • Czech: pařit se — To suffer terribly from intense heat
  • Esperanto: sufoki — To suffer terribly from intense heat
  • Finnish: läkähtyä — To suffer terribly from intense heat
  • French: étouffer — To suffer terribly from intense heat
  • Japanese: 茹だる (udaru) — To suffer terribly from intense heat
  • Middle English: swelten — To suffer terribly from intense heat
  • Russian: изнемогать от зноя (iznemogatʹ ot znoja) — To suffer terribly from intense heat
  • Russian: жариться (žaritʹsja) — To suffer terribly from intense heat
  • Czech: potit se — To perspire greatly from heat
  • German: stark schwitzen — To perspire greatly from heat
  • Portuguese: suar em bicas — To perspire greatly from heat