Dictionary

spirillum

noun spi·ril·lum \spī-ˈri-ləm\
plural spi·ril·la\-ˈri-lə\

Definition of SPIRILLUM

:  any of a genus (Spirillum) of curved elongated motile bacteria having tufts of flagella at both poles; broadly :  a spiral filamentous bacterium (as a spirochete)

Origin of SPIRILLUM

New Latin, from diminutive of Latin spira coil
First Known Use: circa 1875

Rhymes with SPIRILLUM

spirillum

noun spi·ril·lum \spī-ˈril-əm\   (Medical Dictionary)

Medical Definition of SPIRILLUM

1
capitalized :  a genus of gram-negative bacteria comprising elongated forms having tufts of flagella at both poles and usually living in stagnant water rich in organic matter—see rat-bite fever b
2
plural spi·ril·la \-ˈril-ə\ :  any bacterium of the genus Spirillum

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