pyrognosticsn.

Brit.

/ˌpʌɪrə(ʊ)ɡˈnɒstɪks/, U.S.

/ˌpaɪroʊɡˈnɑstɪks/

Origin: Formed within English, by conversion. Etymon: pyrognostic adj.

Etymology: < pyrognostic adj.; see -ic suffix 2.

Mineralogy. rare.

The characteristics of a mineral that are exhibited when it is heated under experimental conditions.

ΚΠ

1890 Cent. Dict. Pyrognostics, those properties of a mineral which it exhibits when heated,..as the fusibility, intumescence, or other phenomena of fusion, flame-coloration, etc.

1912 Amer. Jrnl. Sci. 184 476 (heading) Pyrognostics.—Thin fragments fuse with difficulty in the blowpipe to a snow-white enamel.

This entry has been updated (OED Third Edition, December 2007; most recently modified version published online March 2022).

单词	pyrognostics
释义	pyrognosticsn. Brit. /ˌpʌɪrə(ʊ)ɡˈnɒstɪks/, U.S. /ˌpaɪroʊɡˈnɑstɪks/ Origin: Formed within English, by conversion. Etymon: pyrognostic adj. Etymology: < pyrognostic adj.; see -ic suffix 2. Mineralogy. rare. The characteristics of a mineral that are exhibited when it is heated under experimental conditions. ΚΠ 1890 Cent. Dict. Pyrognostics, those properties of a mineral which it exhibits when heated,..as the fusibility, intumescence, or other phenomena of fusion, flame-coloration, etc. 1912 Amer. Jrnl. Sci. 184 476 (heading) Pyrognostics.—Thin fragments fuse with difficulty in the blowpipe to a snow-white enamel. This entry has been updated (OED Third Edition, December 2007; most recently modified version published online March 2022). < n.1890
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