| Pronunciation: | | pI'râmitur
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 WordNet Dictionary |
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| | Definition: | |
[n] a thermometer designed to measure high temperatures |
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PYROMETER is a 9 letter word that starts with P. |
| | See Also: | | optical pyrometer, pyrometric cone, pyroscope, radiation pyrometer, resistance pyrometer, thermometer |
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| Webster's 1913 Dictionary |
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| | Definition: | | \Py*rom"e*ter\, n. [Pyro- + -meter: cf. F.
pyrom[`e]tre.]
1. (Physics) An instrument used for measuring the expansion
of solid bodies by heat.
2. (Physics) An instrument for measuring degrees of heat
above those indicated by the mercurial thermometer.
Note: It is usually constructed so as to register the change
which the heat to be measured produces in the length of
some expansible substance, as a metallic rod, or in the
intensity of a thermo-electric current.
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