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Webster 1913 Edition

Pyrophorus

‖

Py-roph′o-rus

,
Noun.
[NL. See
Pyrophorous
.]
(Old Chem.)
Any one of several substances or mixtures which phosphoresce or ignite spontaneously on exposure to air, as a heated mixture of alum, potash, and charcoal, or a mixture of charcoal and finely divided lead.

Webster 1828 Edition

Pyrophorus

PYROPHORUS

,
Noun.
[Gr., fire; bearing.] A substance which takes fire on exposure to air, or which maintains or retains light.

Definition 2024

Pyrophorus

Pyrophorus

See also: pyrophorus

Translingual

Wikispecies

Proper noun

Pyrophorus m

  1. A taxonomic genus within the family Lampyridae – the fireflies.

See also

Related terms

pyrophorus

pyrophorus

See also: Pyrophorus

English

Noun

pyrophorus ‎(uncountable)

  1. a substance capable of taking fire spontaneously on exposure to the air, especially in a finely divided state

Etymology

Ancient Greek πῦρ ‎(pûr, “fire”) + φέρω ‎(phérō, “to bear”).

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