Definition of nitrometer in English:

nitrometer

noun nʌɪˈtrɒmɪtə

Chemistry

An instrument designed for the determination of the amount of nitrogen in a compound; especially †(a) (originally) an instrument devised by Andrew Ure (1778–1857) for the measurement of alkalis (including sodium and potassium nitrates) by neutralization with acid (obsolete); (b) (later) an apparatus of a type devised by Georg Lunge (1839–1923), incorporating a burette and a parallel glass tube, for the measurement of the nitric oxide evolved by reaction of nitrates with sulphuric acid in the presence of mercury (and also used to measure gases evolved in other reactions).

Origin

Early 19th century; earliest use found in Andrew Ure (1778–1857), chemist. From nitro- + -meter.

Definition of nitrometer in US English:

nitrometer

nounnʌɪˈtrɒmɪtə

Chemistry

An instrument designed for the determination of the amount of nitrogen in a compound; especially †(a) (originally) an instrument devised by Andrew Ure (1778–1857) for the measurement of alkalis (including sodium and potassium nitrates) by neutralization with acid (obsolete); (b) (later) an apparatus of a type devised by Georg Lunge (1839–1923), incorporating a burette and a parallel glass tube, for the measurement of the nitric oxide evolved by reaction of nitrates with sulphuric acid in the presence of mercury (and also used to measure gases evolved in other reactions).

Origin

Early 19th century; earliest use found in Andrew Ure (1778–1857), chemist. From nitro- + -meter.

词汇	nitrometer
释义	Definition of nitrometer in English: nitrometer noun nʌɪˈtrɒmɪtə Chemistry An instrument designed for the determination of the amount of nitrogen in a compound; especially †(a) (originally) an instrument devised by Andrew Ure (1778–1857) for the measurement of alkalis (including sodium and potassium nitrates) by neutralization with acid (obsolete); (b) (later) an apparatus of a type devised by Georg Lunge (1839–1923), incorporating a burette and a parallel glass tube, for the measurement of the nitric oxide evolved by reaction of nitrates with sulphuric acid in the presence of mercury (and also used to measure gases evolved in other reactions). Origin Early 19th century; earliest use found in Andrew Ure (1778–1857), chemist. From nitro- + -meter. Definition of nitrometer in US English: nitrometer nounnʌɪˈtrɒmɪtə Chemistry An instrument designed for the determination of the amount of nitrogen in a compound; especially †(a) (originally) an instrument devised by Andrew Ure (1778–1857) for the measurement of alkalis (including sodium and potassium nitrates) by neutralization with acid (obsolete); (b) (later) an apparatus of a type devised by Georg Lunge (1839–1923), incorporating a burette and a parallel glass tube, for the measurement of the nitric oxide evolved by reaction of nitrates with sulphuric acid in the presence of mercury (and also used to measure gases evolved in other reactions). Origin Early 19th century; earliest use found in Andrew Ure (1778–1857), chemist. From nitro- + -meter.
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