And what has become known as the prism program is not aimed at collecting the communications of Americans.
In particular, how does the 2012 presidential race look if seen through the prism of our triple anniversary?
prism was operating without the knowledge of the companies 5.
Sen. Al Franken, by way of Harvard and SNL, tells us that prism and the NSA are “not about spying on the American people.”
Shia protests are inevitably seen through the prism of Persian-Arab rivalry with Iran across the Persian Gulf.
The resulting light passes through the slit in the end of tube B, and then through B to the prism.
Nay, if we do melt it down, we cannot help reproducing the pyramid and the prism.
The lower part of the prism is terminated, and closed, by a plate of the same materials of which the furnace is constructed.
Simba continued to stare, and Kingozi had lifted his prism glasses.
Consider, for instance, Figure 94 in which we have drawn a prism made up of two different kinds of glass.
1560s, a type of solid figure, from Late Latin prisma, from Greek prisma (Euclid), literally "something sawed," from prizein "to saw" (see prion). Meaning in optics is first attested 1610s.
prism (prĭz'əm)
n.
A solid figure whose bases or ends have the same size and shape and are parallel to one another, and each of whose sides is a parallelogram.
A transparent body of this form, often of glass and usually with triangular ends, used for separating white light passed through it into a spectrum or for reflecting beams of light.
Such a body used in testing or correcting imbalance of the extrinsic ocular muscles.
A solid figure in geometry with bases or ends of the same size and shape and sides that have parallel edges. Also, an object that has this shape.
Note: A prism of glass (or a similar transparent material) can be used to bend different wavelengths of light by different amounts through refraction. This bending separates a beam of white light into a spectrum of colored light.
