1. spectral - Adjective
2. spectral - Adjective Satellite
Of or pertaining to a specter; ghosty.
Of or pertaining to the spectrum; made by the spectrum; as, spectral colors; spectral analysis.
Source: Webster's dictionaryScience is spectral analysis. Art is light synthesis. Karl Kraus
Outside intelligences, exploring the Solar System with true impartiality, would be quite likely to enter the Sun in their records thus: Star X, spectral class G0, 4 planets plus debris. Isaac Asimov
How does one kill fear, I wonder? How do you shoot a specter through the heart, slash off its spectral head, take it by its spectral throat? Joseph Conrad
The magnetic cleavage of the spectral lines is dependent on the size of the charge of the electron, or, more accurately, on the ratio between the mass and the charge of the electron. Pieter Zeeman
How many spectral warriors does it take to change a light-bulb? One, and a stepladder. At a pinch, of course, he could stand on a chair. Tom Holt
For large minds, the Earth is a small place. Not small enough to exhaust in one lifetime, but a compact home, cozy, buoyant, a place to cherish, the spectral center of our life. But how could we stay at home forever? Diane Ackerman