| Pyr | a painful burning sensation in the chest caused by gastroesophageal reflux (backflow from the stomach irritating the esophagus) |
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| Pyr | a thermostat that operates at very high temperatures |
| Pyr | suggestive of fireworks |
| Pyr | of or relating to the draft of making fireworks |
| Pyr | of or relating to the draft of making fireworks |
| Pyr | the craft of making fireworks |
| Pyr | (usually plural) an explosive device that burns with colored flames |
| Pyr | brilliance of display (as in the performance of music) |
| Pyr | the craft of making fireworks |
| Pyr | any of a group of crystalline silicate mineral common in igneous and metamorphic rocks |
| Pyr | highly flammable nitrocellulose used in making collodion and plastics and lacquers |
| Pyr | highly flammable nitrocellulose used in making collodion and plastics and lacquers |