Pyrophorus
[paiә'rɔfәrәs]
Definition
(n.) 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.
Checked by Klaus
Definition
n. a substance which takes fire on exposure to air: a genus of elaterid beetles.—n. Py′rophōre any composition which takes fire on exposure to air or water.—adjs. Pyrophor′ic Pyroph′orous.
Checked by Jennie