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spectroscope
A spectroscope is a specialized scientific instrument used primarily for the visual observation of a spectrum. It is used to break light into its constituent wavelengths, allowing a researcher to see the specific lines or bands that characterize different elements.
It is often confused with a spectrometer. While a spectroscope is used for visual observation (looking at the spectrum), a spectrometer is used for quantitative measurement (measuring the intensity or precise wavelength of the light). In casual academic conversation, the terms are sometimes used interchangeably, but in a rigorous laboratory or astrophysical context, the distinction is important.
The term is almost exclusively used in technical, academic, or educational settings. It does not have a casual or metaphorical usage in everyday English.
Meanings
Examples
The physicist used a spectroscope to analyze the light from the distant star.
Look through the spectroscope and tell me what colors you see.
A spectroscope allows scientists to identify the chemical composition of a gas.
I wonder if this old spectroscope still works after all these years.
The lab technician carefully calibrated the spectroscope before starting the experiment.
The lab technician carefully calibrated the spectroscope before starting the experiment.
He peered into the spectroscope and gasped at the vivid spectral lines.
Early astronomers relied on the spectroscope to understand the nature of the sun.
We need a more precise spectroscope for this level of research.