from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adv. In a spectral manner.

from the GNU version of the Collaborative International Dictionary of English

  • adv. In the form or manner of a specter.

from The Century Dictionary and Cyclopedia

  • In a spectral manner; like a ghost or specter.


Sorry, no etymologies found.


  • For example, the department helped develop a technology called spectrally enhanced lighting that gives off light at wavelengths that mimic the sun.

    NYT > Home Page

  • On opening night, an uncredited Renee Redding Jones, who was an original member of Evidence, appeared almost spectrally in white among the black-clad cast (stylishly costumed by Omotayo Wunmi Olaiya) at the end of "Lessons: Exotica/To Harm the Dangerous" (1995), joining the group like a calming ancestral presence.

    Earthly Figures in the Clouds

  • If you have an idea of what the impact rate of this dusty material is, you can simulate the evolution of the rings over time and extrapolate how long it would take to start from some initial condition involving just ice and a very small fraction of some initially unknown native, spectrally absorbing material and get the coloring that we now see.

    SETI Institute: Life at the SETI Institute: Paul Estrada -- From Dust to Planets

  • Instead of acknowledging spectrum as the key issue, the FCC theorized that AT&T and T-Mobile could compete by "adding the more spectrally efficient LTE-capable radios and equipment to the network and then providing customers with dual-mode" devices.

    Dropped Call? Blame the FCC

  • As instance: dim shapes and shadowy forms would sometimes appear to him out of the night, and as they flitted spectrally past he would hear, as in a dream, the hunting cries of the pack; and, as his pulse quickened, his own hunting instinct would rouse until his controlled soft-howling in the song broke into eager whinings.


  • Greg proved two things, the space defined by labor alone and the space defined by labor and height are spectrally invariant.

    Mankiw Defends his Tall Tale, Arnold Kling | EconLog | Library of Economics and Liberty

  • Maybe we should have a website related to spectrally invariant decompositons of economies.

    Mankiw Defends his Tall Tale, Arnold Kling | EconLog | Library of Economics and Liberty

  • We also need more schools to convert to levels of education that spectrally educate all of our kids in fields that produce real-world humans ready to contribute to society and serve their needs as individuals and members of society better.

    Brian Ross: Rather than Race to the Top, We Should Have Started Fixing Education There

  • Across the courtyard, a light comes on two floors below, spectrally illuminating a balcony.

    The Lady Matador’s Hotel

  • However, to compare the biologically-inducing activity of the many spectrally different sources available, from sunlight to sun tanning lamps, it is necessary to consider differences in wavelength efficiency in initiating the biological response, whether it is skin cancer, sunburn, photosynthesis, or immune suppression.

    Potential impacts of direct mechanisms of climate change on human health in the Arctic


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