|—n , pl -la|
|1.||coccus Compare bacillus any bacterium having a curved or spirally twisted rodlike body|
|2.||any bacterium of the genus Spirillum, such as S. minus, which causes ratbite fever|
|[C19: from New Latin, literally: a little coil, from spīra a coil]|
spirillum spi·ril·lum (spī-rĭl'əm)
n. pl. spi·ril·la (-rĭl'ə)
A member of the genus Spirillum.
Any of various other spiral-shaped microorganisms.
A genus of large, aerobic, gram-negative bacteria having an elongated spiral form and a tuft of flagella.
|spirillum (spī-rĭl'əm) Pronunciation Key
Any of various bacteria that are shaped like a spiral, such as the spirochete Treponema pallidum, which causes syphilis.