pyrogenous, a.
(-ˈɒdʒɪnəs)
Erron. -geneous.
[f. as pyrogen + -ous.]
1. Produced by fire or heat. a. Geol. Of rocks: = igneous a. 2. b. Chem. Applied to a substance produced by the combustion of another substance.
| 1839 G. Roberts Dict. Geol., Pyrogenous,..produced by the agency of fire. 1845 J. Phillips Geol. in Encycl. Metrop. VI. 760/1 The phenomena of pyrogenous rocks. 1858 Mayne Expos. Lex., Pyrogeneus,..pyrogeneous. Applied by Berzelius to empyreumatic oils and resins, i.e. those produced by distillation of organic substances. |
2. Producing fire, heat, or fever: = pyrogenetic.
| 1890 Cent. Dict. s.v., Pyrogenous action in the blood. 1897 Syd. Soc. Lex., Pyrogenous... 2. Med. Fever-producing, pyrogenetic. |