diffraction halo

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The hazy colorless region that surrounds red blood cells viewed under a microscope.

QUIZZES

Set some time apart to test your bracket symbol knowledge, and see if you can keep your parentheses, squares, curlies, and angles all straight!

Question 1 of 7

Let’s start with some etymology: What are the origins of the typographical word “bracket”?

“You gotta play ‘Halo’ for your angel-fish,” she instructs.
How Aidy Bryant Stealthily Became Your Favorite ‘Saturday Night Live’ Star|Kevin Fallon|October 31, 2014|DAILY BEAST
For Microsoft in 2014, this meant showing the new Call of Duty, a Halo collection, and other entries in established franchises.
Video Games Go Wild for Reboots|Alec Kubas-Meyer|July 6, 2014|DAILY BEAST
Maybe someday, the ARC4 system could even turn your walk to work into a game of Halo.
Augmented Reality System Goes From Military to Market|Rose Eveleth|May 27, 2014|DAILY BEAST
Functionally, the end product makes walking around look a lot like playing a first-person shooter game like Halo.
Augmented Reality System Goes From Military to Market|Rose Eveleth|May 27, 2014|DAILY BEAST

The star is the cream itself, as opulent as crème fraiche, with vanilla, chocolate, strawberry, etc., serving as a sort of halo.
The Secret to This Ice Cream: Pampered Cows|Jane & Michael Stern|May 18, 2014|DAILY BEAST
The sun was on Evelyn Clifford's hair, burnishing it to a halo of gold under the white hat.
Rosemary in Search of a Father|C. N. Williamson
With the halo of this action still surrounding him, in March, 1796, he first came into direct connection with Bonaparte.
Napoleon's Marshals|R. P. Dunn-Pattison
For one deathless moment his genius had carried him to the heights, and a white blaze of publicity had given him a halo of glory.
The Man from Time|Frank Belknap Long
Her flower in one hand and the umbrella making a bright halo round her, she looks like a little idol from overseas.
Child Life In Town And Country|Anatole France
The revolution of 1688 dissipated the halo which had shed a fictitious light round the throne.
The English Church in the Eighteenth Century|Charles J. Abbey and John H. Overton