noun
- instruments that separate light or other electromagnetic radiation into its component wavelengths and record the resulting spectrum
Usage: scientific; plural of spectrograph
Examples
- The astronomers used spectrographs to analyze the light from distant stars.
- Modern spectrographs can detect elements in stellar atmospheres.
- The laboratory’s spectrographs revealed the chemical composition of the sample.
- Scientists calibrated the spectrographs before beginning their observations.
- High-resolution spectrographs are essential for precise wavelength measurements.
- The observatory invested in new spectrographs to improve their research capabilities.