leptothrix

noun
lep·to·thrix | \ ˈlep-tə-ˌthriks \

Medical Definition of leptothrix 

1 capitalized : a genus of sheathed filamentous bacteria of uncertain taxonomic affiliation that often have the sheath encrusted with oxides of iron or manganese — see leptotrichia

2 plural leptotrichia\ˌlep-tə-ˈtrik-ē-ə \ also leptotriches\lep-ˈtä-trə-ˌkēz \ : any bacterium of the genus Leptothrix

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