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A complete viral particle, consisting of RNA or DNA surrounded by a protein shell and constituting the infective form of a virus.
(Biochemistry) a virus in infective form, consisting of an RNA particle within a protein covering
[C20: from vir(us) + ion]
vi•ri•on(ˈvaɪ riˌɒn, ˈvɪr i-)
the infectious form of a virus as it exists outside the host cell, consisting of a core of DNA or RNA, a protein coat, and, in some species, an external envelope.
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|Noun||1.||virion - (virology) a complete viral particle; nucleic acid and capsid (and a lipid envelope in some viruses)|
virus - (virology) ultramicroscopic infectious agent that replicates itself only within cells of living hosts; many are pathogenic; a piece of nucleic acid (DNA or RNA) wrapped in a thin coat of protein
capsid - the outer covering of protein surrounding the nucleic acid of a virus
n. virión, partícula viral madura que constituye la forma extracelular infecciosa de un virus.