Mycobacter

Part of speech: noun

Definitions

  1. A genus of bacteria notable for their acid-fast staining characteristics and causing diseases such as tuberculosis and leprosy; microorganisms characterized by a lipid-rich cell wall that contributes to their pathogenicity and resistance to certain treatments; microscopic single-celled organisms that include species responsible for chronic infections in humans and animals
  2. Rod-shaped bacteria distinguished by their waxy cell walls enabling acid-fast staining, including species causing serious diseases like tuberculosis and leprosy; bacteria notable for slow growth rates and persistence in host tissues, often leading to chronic illness; a category of pathogenic prokaryotes known for their ability to survive hostile environments due to their unique cell wall composition
  3. A group of aerobic bacteria recognized for their acid-fastness due to mycolic acid in their cell walls and including pathogens causing mycobacterial infections; bacteria characterized by their resilience and ability to evade immune responses leading to diseases such as TB; microscopic entities within the actinomycete group, often linked to infectious conditions in humans and animals

Etymology: "Mycobacterium" is a modern scientific coinage, not an ancient word. It was created in 1896 by the German bacteriologist Robert Koch's contemporaries and taxonomists, and it draws on two Greek roots: "mykes", meaning fungus, and "bakterion", meaning small rod. The name came from the early belief that these rod-shaped microbes were related to fungi, a guess based on their appearance and on the way they grew in culture. The genus name was formed by Lehmann and Neumann in their 1896 textbook, which grouped these bacteria under a single name. The word "mycobacter" in your request is a shortened form, and in standard usage the full name is "Mycobacterium," with the singular "mycobacterium" and the plural "mycobacteria." Those rod-shaped organisms include the agent of tuberculosis, "Mycobacterium tuberculosis," which Robert Koch identified in 1882.

Synonyms: mycobacterium