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Webster 1913 Edition
Phosphide
Phos′phide
(fŏs′fīd)
, Noun.
(Chem.)
A binary compound of phosphorus.
☞ It is the most important compound of phosphorus and hydrogen, and is produced by the action of caustic potash on phosphorus. It is spontaneously inflammable, owing to impurities, and in burning produces peculiar vortical rings of smoke.