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pyrometer
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a thermometer designed to measure high temperatures
출처: wordnet.princeton.edu/perl/webwn
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pyrophobia
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a morbid fear of fire
출처: wordnet.princeton.edu/perl/webwn
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pyrocatechol
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Benzenediols or dihydroxybenzenes are aromatic chemical compounds in which two hydroxyl groups are substituted onto a benzene ring. Because they have at least one hydroxyl group covalently bonded directly to a carbon atom in a benzene ring, they are in a class of organic compounds called phenols. There are three isomers of bezenediol, each of which has its own common or non-systematic name as shown in the mini-table below. ...
출처: en.wikipedia.org/wiki/Pyrocatechol
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pyrophosphoric acid
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Pyrophosphoric acid, also known under the name diphosphoric acid, is a syrupy liquid or a needle-like crystaline solid. Pyrophosphoric acid is colorless, odorless, hygroscopic and is soluble in water, diethyl ether, and ethyl alcohol. It is the anhydride of phosphoric acid and is produced from phosphoric acid by dehydration. Pyrophosphoric acid is a medium strong inorganic acid. The anion, the salts, and the esters of pyrophosphoric acid are called pyrophosphates. ...
출처: en.wikipedia.org/wiki/Pyrophosphoric_acid
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pyrophobia
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The English suffix -phobia is technically used to describe irrational, disabling fear as a mental disorder, and commonly misused to describe hatred of a particular thing or subject. Everyday language has misused the use of this suffix as a mild or irrational fear with no serious substance; however, its origin is from areas of psychiatry which study serious phobias which disable a person's life. ...
출처: en.wikipedia.org/wiki/Pyrophobia
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