Meaning of spirillum

spi•ril•lum

Pronunciation: (spī-ril'um), [key]
— pl. -ril•la
  1. any of several spirally twisted, aerobic bacteria of the genus Spirillum, certain species of which are pathogenic for humans. See diag. under
  2. any of various similar microorganisms.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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