1. an instrument used to measure properties of light over a specific portion of the electromagnetic spectrum
Usage: scientific

Examples

• The scientist used a spectrometer to analyze the chemical composition of the star.
• Mass spectrometers can identify unknown compounds in a sample.
• The laboratory’s new spectrometer provides more accurate measurements.
• Students learned to operate the spectrometer during their chemistry lab.
• The spectrometer detected trace amounts of iron in the meteorite.
• Astronomers rely on spectrometers to study distant galaxies.