Definition of VIROID

viroid

Meanings

Plural: viroids

Noun

  • the smallest of viruses; a plant virus with its RNA arranged in a circular chromosome without a protein coat
  • A short section of RNA but without the protein coat typical of viruses, that are plant pathogens
  • Any of certain defective viruses, such as hepatitis D, a human pathogen.

Origin / Etymology

From virus + -oid.

Synonyms

Viroidales, virusoid

Scrabble Score: 10

viroid is a valid Scrabble (US) TWL word
viroid is a valid Scrabble Word in Merriam-Webster MW Dictionary
viroid is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 11

viroid is a valid Words With Friends word