Back to Pegasus definition listing Choose a year from the dropdown to view that year's definition 2000 2011 2009 2007 2003 2002 2001 2000 1999 1998 Third degree burns Date: November 2000 Definition: Third degree burns covering at least 20% of the body surface area.No change since February 1998 Definition update history: Third degree burns May 2011 Third degree burns July 2009 Third degree burns April 2007 Third degree burns November 2003 Third degree burns May 2003 Third degree burns March 2003 Third degree burns April 2002 Third degree burns July 2001 Third degree burns November 2000 Third degree burns November 1999 Third degree burns July 1999 Third degree burns February 1998 Share this by email Back to Pegasus definition listing