Cell Component
virion Audio
vi·ri·on [ vahy-ree-on, vir-ee- ]
Subclass of:
Viral Structures
Definitions related to virion:
  • The infectious unit of a virus.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • The infective system of a virus, composed of the viral genome, a protein core, and a protein coat called a capsid, which may be naked or enclosed in a lipoprotein envelope called the peplos.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
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