red shift

1. See under Doppler effect

red shift

1. In physics , the reddening of light sent out by an object that is moving away from an observer. ( See Doppler effect .)

Notes

The red shift that can be observed in light from distant galaxies suggests that the universe is expanding, and thus supports the Big Bang theory .

Example Sentences

The red shift indicates a change in the electronic structure or optical properties of the material.

From Science Daily

Since 2009, Riess and his colleagues have used various telescopes to create an elaborate “distance ladder” of the distances and red shifts of nearby galaxies.

From Science Magazine

Even after adjusting the diopter, white text on the outer edges of the EVF has green and red shifts that I never got used to.

From The Verge

It might even be able to spot some of the stars at a red shift between 10 and 20, corresponding to a period between 100 million and 500 million years after the Big Bang.

From New York Times

“You will see a red shift to some of these numbers on Election Day. Then you will get the aftercount.”

From Washington Post