Definition, Meaning & Synonyms

virion

noun
/ˈvɪr.i.ɒn/
Definition
A virion is a complete virus particle that exists outside of a host cell, consisting of genetic material enclosed in a protein coat.
Examples
  • The virion can only replicate inside a living cell.
  • Researchers are studying the structure of the virion to understand how it infects host cells.
  • During the viral life cycle, the virion is released into the environment to infect new hosts.
Meaning
It refers to a fully formed virus that is capable of infecting a host organism.
Synonyms
  • Virus particle
  • Viral particle
  • Viral unit