'Obermeier's spirillum' definitions:

Definition of 'Obermeier's spirillum'

From: GCIDE
  • Spirillum \Spi*ril"lum\, n. [NL., dim. of L. spira a coil.]
  • 1. (Biol.) A genus of common gram-negative motile microorganisms (family Spirillaceae) having the form of spiral-shaped filaments. They are obligately microaerophilic, and do not ferment carbohydrates. --Stedman. [1913 Webster]
  • 2. A species of bacteria (Borrelia recurrentis, also known as Obermeier's spirillum), once believed to belong to the genus Spirillum, which causes relapsing fever. [PJC]