Definition of Spirochete
Spirochete: A microscopic bacterial organism in the Spirochaeta family that has a worm-like, spiral-shaped form and wiggles vigorously when viewed under a microscope. Treponema pallidum, the cause of syphilis, is a particularly well-known spirochete.
Last Editorial Review: 5/13/2016
Back to MedTerms online medical dictionary A-Z List
Need help identifying pills and medications?