rickettsia

Fetched 2026-10-26 (cache).

Synonyms: ricketts, rickettsial, rickettsias, rickettsiae, rickettsemia

Antonyms: ricketts, rickettsial, rickettsias, rickettsiae, rickettsemia

Related words from Datamuse; suggestions, not definitions.

Noun

1. Any of a group of [[gram-negative]] [[bacteria]], of the [[genus]] {{taxfmt|Rickettsia|genus}}, carried as [[parasite]]s by [[tick]]s, [[flea]]s and [[lice]], that cause [[typhus]] and other [[disease]]s.
2. {{lb|en|informal}} Any [[bacterium]] of the [[order]] {{taxfmt|Rickettsiales|order|i=1}}.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.