white space

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white space

n.
Space on a page or in a document not covered by print or graphic matter.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

white′ space`


n.
the unprinted area of a piece of printing, as of a page.
[1840–50]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in classic literature ?
Afar in the southwest was the great shimmering, pearl-like sparkle of an evening star in a sky that was pale golden and ethereal rose over gleaming white spaces and dark glens of spruce.
During these hours the silence was not broken, and the only movement was caused by the movement of trees and branches which stirred slightly, and then the shadows that lay across the white spaces of the land moved too.
This is where these new white space devices have begun to see use: Radio waves in the white spaces are far more powerful than traditional wireless hotspots, and walls don't interfere with them.
But, the NAB objects to "new allowances for heretofore unproven Television White Spaces operations."
If approved, the project would become the company's eighth pilot for the so-called "TV white spaces" technology in as many months.
To be specific, the innovative strategy aims to utilize the unused TV White Spaces spectrum in the UHF (Ultra High Frequency) TV bands for sending wireless signals like a Wi-Fi router.
Black Faces White Spaces: Reimagining the Relationship of African Americans to the Great Outdoors.
"Without exception, every market has white spaces within, around and between itself and other markets," explains Gregory Ruff, founder of San Francisco-based White Space Strategy, a consulting firm.
The plan eventually adopted involved the mandated use of radios with a geolocation capability of the white spaces devices combined with database access to identify vacant television channels at specific locations.
Traditionally in CR networks, the PUs are the licensed users, and they have exclusive right to use their respective channels, while SUs are the unlicensed users, and they use the underutilized channels (or white spaces) opportunistically whenever PUs are not transmitting any packets.
The unused portions of the "IV spectrum between channels are referred to as "white space." Historically they've been untapped, but there's a growing number of applications that have the potential to benefit from the use of these white spaces, and momentum has been growing globally.