Spectrality
adjective
1.
of or relating to a specter; ghostly; phantom.
2.
resembling or suggesting a specter.
3.
of, relating to, or produced by a spectrum or spectra.
4.
resembling or suggesting a spectrum or spectra.
adjective
1.
of or like a spectre
2.
of or relating to a spectrum: spectral colours
3.
(physics) (of a physical quantity) relating to a single wavelength of radiation: spectral luminous efficiency
spectral spec·tral (spěk’trəl)
adj.
Of, relating to, or produced by a spectrum.
spec·tral’i·ty (-trāl’ĭ-tē) or spec’tral·ness (-trəl-nĭs) n.
Read Also:
- Spectral-line
noun, Optics. 1. a line in a spectrum due to the absorption or emission of light at a discrete frequency. spectral line (spěk’trəl) An isolated bright or dark line in a spectrograph produced by emission or absorption of light of a single wavelength, generally corresponding to a specific shift in the energy of an electron […]
- Spectral luminous efficiency
noun 1. a measure of the efficiency of radiation of a given wavelength in producing a visual sensation. It is equal to the ratio of the radiant flux at a standard wavelength to that at the given wavelength when the standard wavelength is chosen so that the maximum value of this ratio is unity ((for […]
- Spectrally
adjective 1. of or relating to a specter; ghostly; phantom. 2. resembling or suggesting a specter. 3. of, relating to, or produced by a spectrum or spectra. 4. resembling or suggesting a spectrum or spectra. adjective 1. of or like a spectre 2. of or relating to a spectrum: spectral colours 3. (physics) (of a […]
- Spectral-series
noun, Physics. 1. a series of lines in the spectrum of light emitted by excited atoms of an element, each line being related to the others in the series by a simple numerical equation and identified with a particular energy level of an atom of the element.
- Spectral-type
noun, Astronomy. 1. a category for classifying a star, as A star or G star, according to features of its spectrum, as its shape as a function of temperature and wavelength and its absorption spectrum, that indicate the surface temperature of the star and the presence of particular atoms or molecules in its outer layers: […]