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pyrogen (n.)
[pyrogen 词源字典]
1858, as a proposed word for "electricity," from
pyro-
+
-gen
. Meaning "fever-producer" is from 1896. Related:
Pyrogenic
;
pyrogenetic
. Greek
pyrogenes
meant "born in fire, wrought by fire."
[pyrogen etymology, pyrogen origin, 英语词源]
pyrotoxin
"
Medicine
. A pyrogen; specifically a pyrogenic bacterial toxin. Now
rare
", Late 19th cent.; earliest use found in
The Lancet
. From
pyro-
+ toxin.