1) Bacteria genus 2) Genus spirochaeta 3) Type genus of the family ceae 
Spirochaeta is a genus of bacteria classified within the phylum Spirochaetes. ==Phylogeny== The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN) and National Center for Biotechnology Information (NCBI) and the phylogeny is based on 16S rRNA-based LTP release 111 by The All-Species Living Tr...
• (n.) Alt. of Spirochaete
(from the article `spirochete`) ...Borrelia includes several species transmitted by lice and ticks and causing relapsing fever (B. recurrentis and others) and Lyme disease (B. ...
A genus of flexible, spiral rods found in hydrogen sulfide-containing mud, sewage, and polluted water. None of the species properly referred to in this genus are pathogenic. ... (12 Dec 1998) ... 
Type: Term Pronunciation: spī′rō-kē′tă Definitions: 1. A genus of motile bacteria (order Spirochaetales) containing presumably gram-negative, flexible, undulating, spiral-shaped rods that may or may not possess flagelliform, tapering ends. The protoplast is spirally wound around an axial filament. No obvious periplas...
[n] - type genus of the family Spirochaetaceae
genus Spirochaeta noun the type genus of the family Spirochaetaceae; a bacterium that is flexible, undulating, and chiefly aquatic