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pyro
1[ pahy-roh ]
noun
- a pyromaniac.
pyro-
2- a combining form meaning “fire,” “heat,” “high temperature,” used in the formation of compound words:
pyrogen; pyrolusite; pyromancy.
- Chemistry. a combining form used in the names of inorganic acids, indicating that the acid's water content is intermediate between that of the corresponding ortho- (more water) and meta- (least water) acids ( pyroantimonic, H 4 Sb 2 O 7 , pyroarsenic, H 4 As 2 O 7 , and pyrosulfuric, H 2 S 2 O 7 , acids ). The combining form is also used in the names of the salts of these acids. If the acid ends in -ic, the corresponding salt ends in -ate ( pyroboric acid, H 2 B 4 O 7 , and potassium pyrobate, K 2 B 4 O 7 , or pyrosulfuric, H 2 S 2 O 7 , and pyrosulfate, N 2 S 2 O 7 ); if the acid ends in -ous, the corresponding salt ends in -ite ( pyrophosphorous acid, H 4 P 2 O 5 , potassium pyrophosphite, K 4 P 2 O 5 ).
pyro-
combining_form
- denoting fire, heat, or high temperature
pyrometer
pyromania
- caused or obtained by fire or heat
pyroelectricity
- chem
- denoting a new substance obtained by heating another
pyroboric acid is obtained by heating boric acid
- denoting an acid or salt with a water content intermediate between that of the ortho- and meta- compounds
pyro-phosphoric acid
- mineralogy
- having a property that changes upon the application of heat
pyromorphite
- having a flame-coloured appearance
pyroxylin
Word History and Origins
Word History and Origins
Origin of pyro1
Example Sentences
It is the particular business of a chemical called “pyro” to release this latent image.
It is to him more than to any other, for instance, that is due the first steps in our knowledge of pyro-(or thermo-) electricity.
Place a small heap of dry granulated soda (or half a dozen tablets of sodic hydroxide) by the side of the pyro tablets.
She lighted the little pyro stove, opened a closet and took out a saucepan, a bottle of milk, a sugar dish and some spoons.
According to Reichenbach, pyro-acetic spirit may be extracted in considerable quantity from beech tar.
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