Spectra example sentences
spec·trum
noun
spectra (plural noun)
- a band of colors, as seen in a rainbow, produced by separation of the components of light by their different degrees of refraction according to wavelength.
- the entire range of wavelengths of electromagnetic radiation.
- an image or distribution of components of any electromagnetic radiation arranged in a progressive series according to wavelength.
- an image or distribution of components of sound, particles, etc., arranged according to such characteristics as frequency, charge, and energy.
- used to classify something, or suggest that it can be classified, in terms of its position on a scale between two extreme or opposite points:
- a wide range: