Pyrogen

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Pyrogen \Pyr"o*gen\, n. [See {Pyrogenous}.]
     1. Electricity. [R.]
        [1913 Webster]
  
     2. (Physiol. Chem.) A poison separable from decomposed meat
        infusions, and supposed to be formed from albuminous


        matter through the agency of bacteria.
        [1913 Webster]

From WordNet (r) 2.0 [wn]:

  pyrogen
       n : any substance that can cause a rise in body temperature
           [syn: {pyrectic}]