Definition

Noun: 1. A type of animal virus: An arenavirus is a virus belonging to the family Arenaviridae. These viruses typically have a granular, sandy appearance (from Latin arena, meaning sand) when viewed under an electron microscope and often have rodent hosts.

Usage Examples

• Noun:
  • Lassa fever is caused by an arenavirus.
  • Scientists are studying the genetic structure of the arenavirus.
  • Several arenaviruses are known to cause hemorrhagic fevers in humans.

Advanced Usage

• Zoonotic transmission: Arenaviruses are often discussed in the context of zoonotic diseases, meaning they can be transmitted from animals (typically rodents) to humans.
  • The outbreak was traced to a zoonotic arenavirus carried by the local mouse population.

Variants and Related Words

• Arenaviridae (n): The family name to which all arenaviruses belong.
  • The family Arenaviridae includes both Old World and New World viruses.

Synonyms

• Virus (general term): A microscopic infectious agent.
• Pathogen: An organism that causes disease. (Note: This is a broader category that includes bacteria, fungi, and viruses like arenaviruses.)

Related Phrases

• Hemorrhagic fever virus: A descriptive phrase for arenaviruses that cause diseases characterized by fever and bleeding, such as Lassa virus or Junin virus.
  • The arenavirus identified was a known hemorrhagic fever virus.

Noun

1. animal viruses belonging to the family Arenaviridae