from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Of or resembling a specter; ghostly.
- adjective Of, relating to, or produced by a spectrum.
from The Century Dictionary.
- Of or pertaining to a specter; resembling or having the aspect of a specter; ghostlike: ghostly.
- Pertaining to ocular spectra, or pertaining to the solar, prismatic, or diffraction spectrum; exhibiting the hues of the prismatic spectrum; produced by the aid of the spectrum: as, spectral colors; spectral analysis.
- In zoology, like or likened to a specter or apparition; suggestive of a ghost in any way: as, the spectral bat; spectral shrimps; spectral insects.
from the GNU version of the Collaborative International Dictionary of English.
- adjective Of or pertaining to a specter; ghosty.
- adjective (Opt.) Of or pertaining to the spectrum; made by the spectrum
- adjective (Zoöl.) See
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective Having the appearance of a
- adjective Of, or pertaining to,
- adjective Of, or pertaining to,
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adjective resembling or characteristic of a phantom
- adjective of or relating to a spectrum
Sorry, no etymologies found.
These are the Phenomena, or visual Appearances, of this wide-working terrestrial world: which truly is all phenomenal, what they call spectral; and never rests at any moment; one never at any moment can know why.
These are of the Phenomena, or visual Appearances, of this wide-working terrestrial world: which truly is all phenomenal, what they call spectral; and never rests at any moment; one never at any moment can know why.
Along with behind-the-scenes footage of professionals in darkened basements, there are conversations with soundtrack composers, animators and sound editors as well as "acousticians" who use software they describe as a "spectral de-noising tool".
In addition, excitation of blue and cyan fluorescent proteins is most efficient in spectral regions that are not commonly used, so specialized filter sets and laser sources are required.
Only out of a deep preference for the phantoms of the mind have we felt impelled to find mechanical techniques for remaking the world itself in spectral form (Castle 137).
So the light kept going in spectral balance from dense light to split and back to dense light and split, in spectral cycles infinitely repeated.
In addition to the more or less complicated structure which owing to the peculiar internal nature of luminous bodies is found in spectral lines, it is also possible to split them under the influence of a magnetic force into several more or less closely packed components.
In 1932, Butenandt was able, from observations made in spectral analysis, and especially on the basis of the then established correct formula of cholesterol to draw up the formulae of the chemical structure of oestrone and oestriol.
His tastes were for what he called the "grim and grisly;" whilst Cathy demanded incessant tales of pink or blue ghosts, considering that if they were all arrayed in spectral white they would look both ghastly and monotonous.
In this column I'd like to discuss a concept I call spectral management, which refers to a process for allocating parts of the spectrum to different instruments and voices.