1. producing or produced by heat or fever.
  2. Also py·ro·ge·net·ic [pahy-roh-juh-net-ik] /ˌpaɪ roʊ dʒəˈnɛt ɪk/. Geology. produced by heat, as the anhydrous minerals of an igneous rock.

Origin of pyrogenic

First recorded in 1850–55; pyro- + -genic Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for pyrogenic


pyrogenous (paɪˈrɒdʒɪnəs)

  1. produced by or producing heat
  2. pathol causing or resulting from fever
  3. geology less common words for igneous
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

pyrogenic in Medicine


  1. Producing or produced by fever.
  2. Caused by or generating heat.
Related formspy′ro•ge•nici•ty (-rō-jə-nĭsĭ-tē) n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.