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pyretogenous
pyretogenous adj. 
/ˌpɪrᵻˈtɒdʒᵻnəs/, /ˌpaɪrəˈtɑdʒənəs/ [probably after French pyrétogène (1878)] rare (now disused) = pyrogenic adj.
Brit. /ˌpʌɪrᵻˈtɒdʒᵻnəs/
, /ˌpʌɪrᵻˈtɒdʒᵻnəs//ˌpɪrᵻˈtɒdʒᵻnəs/U.S. /ˌpɪrəˈtɑdʒənəs/
, /ˌpɪrəˈtɑdʒənəs//ˌpaɪrəˈtɑdʒənəs/ΚΠ
1885 G. See Dis. Lungs v. 23 Bouchard believes that in these cases there is resorption of pyretogenous products.
1918 J. C. da Costa Handbk. Med. Treatm. I. 217 Rosenau and his collaborators proved the poisonous properties of the pyretogenous toxin.
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