What is the meaning of Prion?

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

A petrel of the genus Pachyptila.

prion

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

prion

prion

Source: wiktionary.org