spirochete: Meaning and Definition of

spi•ro•chete

Pronunciation: (spī'ru-kēt"), [key]
— n.
  1. any of various spiral-shaped motile bacteria of the family Spirochaetaceae, certain species, as Treponema, Leptospira, and Borrelia, being pathogenic to humans and other animals, and other species being free-living, saprophytic, or parasitic.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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