cat•a•lyst ˈka-tə-ləst [noun] an agent that provokes or speeds significant change or action • figurative a person or thing that precipitates an event Posted on August 4, 2010 by jimespo Linkin Park | The Catalyst ❧ New album, A Thousand Suns Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Click to share on Tumblr (Opens in new window) Tumblr Click to email a link to a friend (Opens in new window) Email Click to print (Opens in new window) Print Like Loading... Related