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There are 14 eight-letter words beginning with PYRO

PYROGENSpyrogens n. Plural of pyrogen.
PYROGEN n. a substance that produces fever.
PYROGIESpyrogies n. Plural of pyrogy.
PYROGY n. (Russian) a small dumpling with a filling, also PEROGI, PEROGIE, PEROGY, PIEROGI, PIROGI, PYROHY.
PYROHIESpyrohies n. Plural of pyrohy.
PYROHY n. (Russian) a small dumpling with a filling, also PEROGI, PEROGIE, PEROGY, PIEROGI, PIROGI, PYROGY.
PYROLISEPYROLISE v. to decompose by heating, also PYROLIZE, PYROLYSE, PYROLYZE.
PYROLIZEpyrolize v. (Transitive, intransitive) To perform or undergo pyrolysis.
PYROLIZE v. to decompose by heating, also PYROLISE, PYROLYSE, PYROLYZE.
PYROLOGYpyrology n. (Dated) the scientific study of the effects of heat or flame, often in regards to explosives or chemical compounds.
PYROLOGY n. the scientific examination of materials by heat.
PYROLYSEpyrolyse v. (Intransitive, chemistry) To undergo pyrolysis.
pyrolyse v. (Transitive, chemistry) To decompose or transform a substance by subjecting it to heat.
PYROLYSE v. to decompose by heating, also PYROLIZE, PYROLISE, PYROLYZE.
PYROLYZEpyrolyze v. US spelling of pyrolyse.
PYROLYZE v. to decompose by heating, also PYROLISE, PYROLIZE, PYROLYSE.
PYRONINEpyronine n. Any of a group of xanthene dyes used to stain RNA, especially in electrophoresis.
PYRONINE n. (tradename) any of several xanthene dyes, also PYRONIN.
PYRONINSpyronins n. Plural of pyronin.
PYRONIN n. either of two synthetic red xanthene dyes, also PYRONINE.
PYROSOMEpyrosome n. Any of several pelagic colonial tunicates, of the genus Pyrosoma, found in tropical waters.
PYROSOME n. a type of thermostat.
PYROSTATpyrostat n. A thermostat designed to operate at high temperatures.
pyrostat n. An automatic draught-regulator for chimney-stacks, smoke-pipes, etc.
PYROSTAT n. an automatic fire-alarm and extinguisher; a thermostat.
PYROXENEpyroxene n. (Mineralogy) Any of a group of crystalline minerals containing silicates of iron, magnesium and calcium.
PYROXENE n. any of a group of minerals common in igneous rocks.
PYROXYLEpyroxyle n. Archaic form of pyroxylin.
PYROXYLE n. a nitrocellulose.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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See this list for:

  • English Wiktionary: 27 words
  • Scrabble in French: 7 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: 6 words
  • Scrabble in Romanian: no word


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