Pyro-

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Pyro- \Pyro-\, Pyr- \Pyr-\ . [Gr. ?, ?, fire.]
     Combining forms designating fire or heat; specifically
     (Chem.), used to imply an actual or theoretical derivative by
     the action of heat; as in pyrophosphoric, pyrosulphuric,
     pyrotartaric, pyrotungstic, etc.
     [1913 Webster]



From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Pyro \Py"ro\, n. (Photog.)
     Abbreviation of pyrogallic acid. [Colloq.]
     [1913 Webster]