Definition

1. Noun:
   • A parasitic protozoan of the genus Plasmodium: A type of single-celled organism that is transmitted by mosquitoes and is the direct cause of malaria in humans and other animals.
   • A multinucleate sheet of cytoplasm: In some organisms like slime molds, a plasmodium is a vegetative, amoeboid, and multinucleate mass of protoplasm that moves and feeds before forming reproductive structures.

Usage Examples

• Noun (Parasite):
  • The Plasmodium falciparum species is the most deadly malaria parasite.
  • Scientists are studying the life cycle of the plasmodium to develop new treatments.
• Noun (Cytoplasmic mass):
  • Under the microscope, the slime mold existed as a large, creeping plasmodium.
  • The plasmodium phase allows the organism to move and engulf food particles.

Advanced Usage

• Scientific Classification: The term is often capitalized () when referring specifically to the genus of parasitic protozoans.
  • Several species of Plasmodium can infect humans.
• Developmental Stage: In mycology and protistology, "plasmodium" describes a specific, non-walled, coenocytic life stage.
  • The plasmodium will eventually differentiate into a fruiting body.

Variants and Related Words

• Plasmodial (adjective): Of or relating to a plasmodium.
  • The plasmodial stage is crucial for nutrient absorption.
• Plasmodiidae (noun): The taxonomic family to which the genus belongs.

Synonyms

• Malaria parasite (for the protozoan).
• Syncytium or coenocyte (for the multinucleate structure, though these are more general biological terms).

Related Phrases and Terms

• Plasmodium berghei: A species used in rodent malaria research.
• Plasmodium vivax: A species of malaria parasite causing a recurring form of the disease.
• Plasmodial slime mold: Common name for organisms in the class Myxogastria, which have a plasmodial stage.

Noun

1. parasitic protozoan of the genus Plasmodium that causes malaria in humans
2. multinucleate sheet of cytoplasm characteristic of some stages of such organisms as slime molds