Phrase guide

relapsing fever

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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No pronunciation record was provided for this word.

1

noun

Meaning 1

An infection caused by certain bacteria of the genus Borrelia, transmitted by lice and ticks.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: medicine, pathology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

marked by recurring high fever and transmitted by the bite of infected lice or ticks; characterized by episodes of high fever and chills and headache and muscle pain and nausea that recur every week or ten days for several months

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: recurrent fever

Antonyms: none provided

Broader terms: infectious disease

History

Etymology

No etymology was provided for this word.

Across languages

Translations

4 source translations are retained for this English entry.

  • Chinese Mandarin: 回歸熱 /回归热 (huíguīrè) — type of infection
  • Finnish: toisintokuume — type of infection
  • Japanese: 回帰熱 (kaikinetsu) — type of infection
  • Korean: 재귀열 (jaegwiyeol) — type of infection