Lexic.us

Definition of Viroid

1. Noun. The smallest of viruses; a plant virus with its RNA arranged in a circular chromosome without a protein coat.

Definition of Viroid

1. Noun. plant pathogens, of the order ''Viroidales'', that consist of just a short section of RNA but without the protein coat typical of viruses ¹

2. Noun. human pathogen, most notably hepatitis D. ¹

¹ Source: wiktionary.com

Definition of Viroid

1. a viruslike plant pathogen [n -S]

Medical Definition of Viroid

1. Extremely small viruses of plants. Their genome is a 240-350 nucleotide circular RNA strand, extensively base paired with itself, so they resist RNAase attack. At one time the term was also used casually of self replicative particles such as the kappa particle in Paramecium. (13 Oct 1997)

Lexicographical Neighbors of Viroid

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