Dictionary

pyrogen

noun py·ro·gen \ˈpī-rə-jən\

Definition of PYROGEN

:  a fever-producing substance
ADVERTISEMENT

Origin of PYROGEN

International Scientific Vocabulary
First Known Use: 1875
Medical Dictionary

pyrogen

noun py·ro·gen \ˈpī-rə-jən\

Medical Definition of PYROGEN

:  a fever-producing substance (as various thermostable products of bacterial metabolism)

Browse

Next Word in the Dictionary: pyrogenationPrevious Word in the Dictionary: pyrogallolAll Words Near: pyrogen
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears