Search Result for "viroid": 
Wordnet 3.0

NOUN (1)

1. the smallest of viruses; a plant virus with its RNA arranged in a circular chromosome without a protein coat;
[syn: viroid, virusoid]



WordNet (r) 3.0 (2006):

viroid
    n 1: the smallest of viruses; a plant virus with its RNA
         arranged in a circular chromosome without a protein coat
         [syn: viroid, virusoid]