prion

Noun
  1. (microbiology) an infectious protein particle similar to a virus but lacking nucleic acid;
    Thought to be the agent responsible for scrapie and other degenerative diseases of the nervous system (synset 109421810)
    referred to in: microbiology - the branch of biology that studies microorganisms and their effects on humans
    is a type of: particle, subatomic particle - a body having finite mass and internal structure but negligible dimensions

Other Searches