Standard Lemma guide

spirochete

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: /ˈspaɪ.ɹəˌkit/

1

noun

Meaning 1

Any of several coiled bacteria of the order Spirochaetales, most of which are pathogenic to both humans and other animals.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

parasitic or free-living bacteria; many pathogenic to humans and other animals

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: spirochaete

Antonyms: none provided

Broader terms: eubacteria, eubacterium, true bacteria

Narrower terms: treponema, borrelia, Borrelia burgdorferi, Lime disease spirochete, leptospira

History

Etymology

From translingual Spirochaeta.

Across languages

Translations

11 source translations are retained for this English entry.

  • Catalan: espiroqueta — any of several coiled bacteria
  • Chinese Mandarin: 螺旋體 /螺旋体 (luóxuántǐ) — any of several coiled bacteria
  • Czech: spirocheta — any of several coiled bacteria
  • Esperanto: spiroĥeto — any of several coiled bacteria
  • Esperanto: spiroketo — any of several coiled bacteria
  • Finnish: spirokeetta — any of several coiled bacteria
  • French: spirochète — any of several coiled bacteria
  • Galician: espiroqueta — any of several coiled bacteria
  • Italian: spirocheta — any of several coiled bacteria
  • Spanish: espiroqueta — any of several coiled bacteria
  • Swedish: spiroket — any of several coiled bacteria