from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Slang A person who has a compulsion to set fires; a pyromaniac.
  • n. Slang A display of pyrotechnics.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. a pyromaniac
  • n. pyrocellulose
  • n. pyrotechnician
  • n. pyrotechnics
  • n. pyrogallic acid
  • adj. pyromaniac, pyromaniacal
  • adj. pyrotechnic

from the GNU version of the Collaborative International Dictionary of English

  • n. Abbreviation of pyrogallic acid.

from The Century Dictionary and Cyclopedia

  • An element in many words of Greek origin or formation, meaning ‘fire.’
  • n. In photography, an abbreviation of pyrogallol.


from Wiktionary, Creative Commons Attribution/Share-Alike License

By shortening from pyromaniac or pyrocellulose.


  • The Iranians were conducting so-called pyro-processing experiments to remove impurities from uranium metal, thus opening another route for the mullahs to build a nuclear device.

    Iran's Nuclear Progress

  • I've mentioned 26 what I would call pyro events that have to happen.

    CNN Transcript May 25, 2008

  • Carving techniques include scratching on the outer shell, fine-line hatching or a combination of what is known as pyro-engraving to create geometric drawings and iconographic scenes.

    The Daily News - News

  • Probably the best of all is "pyro," but the fact that it stains the fingers is a serious objection to it for amateur use, and almost any other developer, such as metol, eikonogen or hydroquinon will be better.

    Outdoor Sports and Games

  • Orion is going to make a poor comparison to Soyuz (although take it from me, Soyuz has problems too; pyro-bolts failing)

    Report - Don't Extend Shuttle Program - NASA Watch

  • When the closet pyro cuts in front of me, that hair perfectly parted down the middle, and heads up toward the Martin place, I give him a pleasant smile and hope he has a good time.


  • A woman, with the same parted hairstyle as the closet pyro, cries out; her son is inside.


  • But then, like the pyro storm brewing, a solution flashes deep in the black void of my mind.

    Car review: VW Golf Cabriolet

  • Many people attempt to isolate the bursts of pyro while excluding scenic surroundings or crowds gathered to watch the fireworks shows.

    Tom Bricker: Making the Shot: Disney Fireworks Photography (PHOTOS)

  • I do have to question the fact that James got pyro again!

    American Idol Episode Recap: The Final Four Perform


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  • Short for pyromaniac.

    October 18, 2008