VIROID
\vˈɪɹɔ͡ɪd], \vˈɪɹɔɪd], \v_ˈɪ_ɹ_ɔɪ_d]\
Definitions of VIROID
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By DataStellar Co., Ltd
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the smallest of viruses; a plant virus with its RNA arranged in a circular chromosome without a protein coat
By Princeton University
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A group of pathogens comprising the smallest known agents of infectious disease. They are unencapsulated and are capable of replicating autonomously in susceptible cells. Positively identified viroids composed of single-stranded RNA have been isolated from higher plants, but the existence of DNA viroids pathogenic to animals is suspected.
By DataStellar Co., Ltd