spirochaeta | (n) the type genus of the family Spirochaetaceae; a bacterium that is flexible, undulating, and chiefly aquatic, Syn. genus Spirochaeta |
spirochaetaceae | (n) large coarsely spiral bacteria; free-living in fresh or salt water or commensal in bodies of oysters, Syn. family Spirochaetaceae |
spirochaetales | (n) higher bacteria; slender spiral rodlike forms, Syn. order Spirochaetales |
Spirochaete | |