from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A mass spectroscope that records its data electronically.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A device used in mass spectrometry to discover the mass spectrum of a given substance.
from the GNU version of the Collaborative International Dictionary of English
- n. An analytical instrument which determines the mass of molecules of a substance or fragments of its molecules. It functions by injecting ionized moecules or molecular gragments into a vacuum chamber subjected to a strong magnetic field, in which charged particles move in a curved trajectory.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. spectroscope for obtaining a mass spectrum by deflecting ions into a thin slit and measuring the ion current with an electrometer
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