Search Dictionary
Version history
- Current: Jul 30, 2022
Viroid
A viroid is a single-stranded RNA molecule that infects a cell and replicates itself.
Definitions in the literature
- Any of various small naked single-stranded RNA molecules that infect plant cells and cause disease. Smaller than viruses, viroids are not enclosed in a protein coat of any kind: [1].
- a particle of RNA that is capable of infecting a cell and of directing the production of more viroids; responsible for certain plant diseases [2].