spirillum
noun
spi·ril·lum
spī-ˈri-ləm 
plural spirilla
spī-ˈri-lə
: any of a genus (Spirillum) of curved elongated motile bacteria having tufts of flagella at both poles
broadly
: a spiral filamentous bacterium (such as a spirochete)
Dictionary Entries Near spirillum
Cite this Entry
“Spirillum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spirillum. Accessed 23 Nov. 2024.
Copy CitationKids Definition
spirillum
noun
spi·ril·lum
spī-ˈril-əm
plural spirilla
-ˈril-ə
: any of a genus of long curved bacteria with a bunch of flagella at both ends
also
: any spiral thread-shaped bacterium (as a spirochete)
Medical Definition
spirillum
noun
spi·ril·lum
spī-ˈril-əm
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 sense b
2
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