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pyrophoric
[ pahy-ruh-fawr-ik, -for- ]
adjective
, Chemistry.
- capable of igniting spontaneously in air.
pyrophoric
/ ˌpaɪrəʊˈfɒrɪk /
adjective
- (of a chemical) igniting spontaneously on contact with air
- (of an alloy) producing sparks when struck or scraped
lighter flints are made of pyrophoric alloy
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Word History and Origins
Origin of pyrophoric1
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Word History and Origins
Origin of pyrophoric1
C19: from New Latin pyrophorus, from Greek purophoros fire-bearing, from pur fire + pherein to bear
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Example Sentences
The residuum of the distillation is pyrophoric and frequently inflames spontaneously, on exposure to the air.
From Project Gutenberg
These two combustibles are in such a state of division, that the residuum is pyrophoric.
From Project Gutenberg
Ferrous oxide is obtained when ferric oxide is reduced in hydrogen at 300 as a black pyrophoric powder.
From Project Gutenberg
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