prions

/P R AY1 AH0 N Z/
noun
  1. 1

    A self-propagating misfolded conformer of a protein that is responsible for a number of diseases that affect the brain and other neural tissue.

noun
  1. 1

    A petrel of the genus Pachyptila.

Synonyms

Source: https://en.wiktionary.org/wiki/prion, https://en.wiktionary.org/wiki/prions