Phrase guide

heat rash

noun · 2 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

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  • US: /ˈhit ˌɹæʃ/
  • rhymes with -æʃ

1

noun

Meaning 1

Any of various heat-related rashes, including some forms of miliaria and vasculitis.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

obstruction of the sweat ducts during high heat and humidity

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: prickly heat, miliaria

Antonyms: none provided

Broader terms: rash, roseola, efflorescence, skin rash

History

Etymology

1885-90.

Across languages

Translations

13 source translations are retained for this English entry.

  • Azerbaijani: istilik səpkisi — heat-related rash
  • Chinese Mandarin: 痱子 (fèizi) — heat-related rash
  • Finnish: lämpöihottuma — heat-related rash
  • German: Hitzepustel — heat-related rash
  • German: Schweißfriesel — heat-related rash
  • German: Schwitzbläschen — heat-related rash
  • Marathi: घामोळे (ghāmoḷe) — heat-related rash
  • Mongolian: эмгэг хөлрөл (emgeg xölröl) — heat-related rash
  • Mongolian: ᠡᠮᢉᠡᠭ ᠬᠥᠯᠦᠷᠡᠯ — heat-related rash
  • Russian: потни́ца (potníca) — heat-related rash
  • Spanish: miliaria — heat-related rash
  • Tibetan: ཚ་ཐོར (tsha thor) — heat-related rash
  • Vietnamese: rôm — heat-related rash