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Noun: mass spectrometer  mas spek'tró-mi-tu(r)
  1. Spectroscope for obtaining a mass spectrum by deflecting ions into a thin slit and measuring the ion current with an electrometer
    - spectrometer

Derived forms: mass spectrometers

See also: mass-spectrometric

Type of: prism spectroscope, spectroscope

Encyclopedia: Mass spectrometer