Pyrophorous
Pyrophoric Pyr`o*phor"ic, Pyrophorous Py*roph"o*rous, a. [Pyro- + Gr. fe`rein to bear.] Light-producing; of or pertaining to pyrophorus. [1913 Webster]

{Pyrophoric iron} (Chem.), finely reduced iron, which ignites spontaneously on contact with air. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • pyrophorous — py·roph·o·rous …   English syllables

  • pyrophorous — adjective see pyrophoric * * * pyrophoric / rō forˈik/ and pyrophˈorous adjective • • • Main Entry: ↑pyro …   Useful english dictionary

  • Pyrophoric — Pyr o*phor ic, Pyrophorous Py*roph o*rous, a. [Pyro + Gr. fe rein to bear.] Light producing; of or pertaining to pyrophorus. [1913 Webster] {Pyrophoric iron} (Chem.), finely reduced iron, which ignites spontaneously on contact with air. [1913… …   The Collaborative International Dictionary of English

  • Pyrophoric iron — Pyrophoric Pyr o*phor ic, Pyrophorous Py*roph o*rous, a. [Pyro + Gr. fe rein to bear.] Light producing; of or pertaining to pyrophorus. [1913 Webster] {Pyrophoric iron} (Chem.), finely reduced iron, which ignites spontaneously on contact with air …   The Collaborative International Dictionary of English

  • Pyrophorus — Py*roph o*rus, n. [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 …   The Collaborative International Dictionary of English

  • pyrophorus —   n. (pl. ri ) substance igniting when exposed to air.    ♦ pyrophoric,    ♦ pyrophorous, a …   Dictionary of difficult words

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