prion
7 points
English
5 letters
Not in frequency data
Valid in: US and UK dictionaries
Definitions
noun
(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
Definition: WordNet 3.1, Princeton University.
Word forms
plural prions
Forms from WordNet 3.1 morphology — every form attested in the dictionary.