Standard Lemma guide

pyrogen

noun · 4 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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No pronunciation record was provided for this word.

1

noun

Meaning 1

Any substance that produces fever, or a rise in body temperature

Definition source: English Wiktionary via Wiktextract

Topics: medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Any substance characterized by great flammability, typically used to coat electric matches.

Definition source: English Wiktionary via Wiktextract

Topics: aerospace, astronautics, business, engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

any substance that can cause a rise in body temperature

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: pyrectic

Antonyms: none provided

Broader terms: substance

4

noun

Meaning 4

any substance characterized by its great flammability

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: substance

History

Etymology

From pyro- + -gen.

Across languages

Translations

7 source translations are retained for this English entry.

  • Catalan: pirogen — substance that produces fever
  • Chinese Mandarin: 致熱質 /致热质 (zhìrèzhì, zhìrèzhí) — substance that produces fever
  • Russian: пироген (pirogen) — substance that produces fever
  • Spanish: pirógeno — substance that produces fever
  • Swedish: pyrogen — substance that produces fever
  • Thai: สารก่อไข้ (sǎan-gɔ̀ɔ-kâi) — substance that produces fever
  • Turkish: pirojen — substance that produces fever