spirochaetales
Definition
Noun 1. An order of bacteria: Spirochaetales is the scientific name for an order of higher bacteria characterized by their unique, slender, spiral, and rod-like cellular forms. These organisms are often motile and include both free-living and pathogenic species.
Usage Examples
- The order Spirochaetales contains several genera of medical importance.
- Under the microscope, members of the Spirochaetales are easily identified by their corkscrew shape.
- Research into the genetics of Spirochaetales has advanced our understanding of bacterial motility.
Advanced Usage
- Taxonomic Context: The term is used almost exclusively in scientific, microbiological, and medical contexts when discussing bacterial classification, morphology, or pathogenesis.
- The phylogenetic analysis confirmed its placement within the Spirochaetales.
Variants and Related Words
- Spirochaete (noun, chiefly British English spelling): A common name for any bacterium belonging to the order Spirochaetales.
- The disease is caused by a spirochaete.
- Spirochete (noun, American English spelling): The more common vernacular term for a bacterium of the order Spirochaetales.
- Borrelia burgdorferi, the Lyme disease spirochete, is a member of this order.
- Spirochaetal (adjective): Relating to or characteristic of spirochaetes.
- Spirochaetal infections can be difficult to diagnose.
Synonyms
- Spirochetes (when used as a collective plural noun for the bacteria themselves, not the taxonomic order).
- Helical bacteria (a descriptive, non-taxonomic term focusing on morphology).
Related Phrases and Terms
- Order Spirochaetales: The full, formal taxonomic designation.
- The causative agent of syphilis, Treponema pallidum, is classified under the Order Spirochaetales.
Noun
-
higher bacteria; slender spiral rodlike forms
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