spi·ro·chaete /ˈspaɪrəˌkit/
 波狀菌
 spi·ro·chaete /ˈspaɪrəˌkɪt/ 名詞
 Re·laps·ing, a. Marked by a relapse; falling back; tending to return to a former worse state.
 Relapsing fever Med., an acute, epidemic, contagious fever, which prevails also endemically in Ireland, Russia, and some other regions. It is marked by one or two remissions of the fever, by articular and muscular pains, and by the presence, during the paroxism of spiral bacterium (Spirochaete) in the blood. It is not usually fatal. Called also famine fever, and recurring fever.
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 Spi·ro·chae·ta Spi·ro·chae·te n.  Biol. A genus of Spirobacteria similar to Spirillum, but distinguished by its motility. One species, the Spirochaete Obermeyeri, is supposed to be the cause of relapsing fever.
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 spirochaete
      n : parasitic or free-living bacteria; many pathogenic to humans
          and other animals [syn: spirochete]