leptospira

noun
lep·​to·​spi·​ra | \ˌlep-tō-ˈspī-rə \

Medical Definition of leptospira 

1 capitalized : a genus of extremely slender aerobic spirochetes (family Leptospiraceae) that are free-living or parasitic in mammals and include a number of important pathogens (as L. icterohaemorrhagiae of Weil's disease or L. canicola of canicola fever)

2 plural leptospira or leptospiras or leptospirae\ -​rē \ : leptospire

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